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Finding the Fourth Proportional to 58,624,841.87, 87,938,011.17 and 15,493,672.61

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Solution

The fourth proportional to 58,624,841.87, 87,938,011.17 and 15,493,672.61 is: 23,240,706.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,624,841.87 : 87,938,011.17 = 15,493,672.61 : x
  2. Step 2: Convert to fraction form
    58,624,841.87/87,938,011.17 = 15,493,672.61/x
  3. Step 3: Cross multiply
    58,624,841.87x = 87,938,011.17 × 15,493,672.61
  4. Step 4: Simplify right side
    58,624,841.87x = 1,362,482,755,042,503
  5. Step 5: Solve for x
    x = 1,362,482,755,042,503/58,624,841.87
  6. Step 6: Final answer
    x = 23,240,706.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.