Finding the Fourth Proportional to 58,752,046.20, 88,128,069.30 and 52,201,543.80
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Solution
The fourth proportional to 58,752,046.20, 88,128,069.30 and 52,201,543.80 is: 78,302,315.70
Step by Step Solution
- Step 1: Write the proportion equation
58,752,046.20 : 88,128,069.30 = 52,201,543.80 : x - Step 2: Convert to fraction form
58,752,046.20/88,128,069.30 = 52,201,543.80/x - Step 3: Cross multiply
58,752,046.20x = 88,128,069.30 × 52,201,543.80 - Step 4: Simplify right side
58,752,046.20x = 4,600,421,269,573,385 - Step 5: Solve for x
x = 4,600,421,269,573,385/58,752,046.20 - Step 6: Final answer
x = 78,302,315.70
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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.