Finding the Fourth Proportional to 73,691,140.74, 110,306,687.52 and 54,282,248.40
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Solution
The fourth proportional to 73,691,140.74, 110,306,687.52 and 54,282,248.40 is: 81,253,933.00
Step by Step Solution
- Step 1: Write the proportion equation
73,691,140.74 : 110,306,687.52 = 54,282,248.40 : x - Step 2: Convert to fraction form
73,691,140.74/110,306,687.52 = 54,282,248.40/x - Step 3: Cross multiply
73,691,140.74x = 110,306,687.52 × 54,282,248.40 - Step 4: Simplify right side
73,691,140.74x = 5,987,695,012,141,820 - Step 5: Solve for x
x = 5,987,695,012,141,820/73,691,140.74 - Step 6: Final answer
x = 81,253,933.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.