) Justin earned $47,331 in 2009. If the Consumer Price Index in 40 2009 was 104.2 and in 2018 it was 124.6, what did Justin have to earn in 2018 just to keep up with inflation? 2015 Federal Income Tax Brackets and Tax Rates Taxable Income (Income tax brackets) $44,701 or less $44,701 to $89,401 $89,401 to $138,586 Over $138,586 Tax Rates 15% plus 22% of income over $44,701 plus 26% of income over $89,401 plus 29% of income over $138,586