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What is the monthly payment on a $30,000 loan at 3% for 4 years?

Answer
$664/month
Monthly payment: $664Total interest: $1,873Total cost: $31,87348 monthly payments

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How We Calculated This

M = P × [r(1+r)^n] / [(1+r)^n - 1]

P=$30,000, r=3%/12=0.2500%, n=48. M = $664

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Calculated using verified formulas. Last updated March 2026.