A couple wants to purchase a home for $286,000 with an 80% conventional loan for 15 years at 4% annual interest. The annual insurance premium will be 2% of the value of the home, and the ad valorem taxes are $7,161. The loan will require a monthly principal and interest payment of $4.77 for each $1,000 of the loan amount, and the lender will use 28/36 qualifying ratios. The property appraises for $286,000 and the couple has no other debts. How much verifiable gross monthly income will the couple need