Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the FIPS code for the municipality that has an area of 114.76 sq mi (297.23 sq km) and had a 2010 population of less than 166,327?

### Inputs:
table_name: table, columns: ['Municipality', 'FIPS code', 'Founded', 'Population (2010)', 'Area']

### Response:
SELECT AVG FIPS code FROM table WHERE Area = 114.76 sq mi (297.23 sq km) AND Population (2010) < 166,327