FULTON COUNTY — Voters approved a combined $155.89 million for Fulton County-based school districts on Tuesday night, a $7.47 million annual increase. Approximately 2,188 voters showed up to the polls, the vast majority of whom approved respective spending plans. Voting margins spanned from 68 in the Northville Central School District to 274 in the Broadalbin-Perth Central School District. At 0.95%, BPCSD had the lowest tax levy increase under the state's cap proposal and, at 3.62%, Wheelerville Union Free School District had the highest. While budget items often pass, there are exceptions. For the Greater Johnstown School District, this is the…