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Finding the Fourth Proportional to 62,132,978.70, 93,199,418.82 and 16,694,773.20

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Solution

The fourth proportional to 62,132,978.70, 93,199,418.82 and 16,694,773.20 is: 25,042,146.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,132,978.70 : 93,199,418.82 = 16,694,773.20 : x
  2. Step 2: Convert to fraction form
    62,132,978.70/93,199,418.82 = 16,694,773.20/x
  3. Step 3: Cross multiply
    62,132,978.70x = 93,199,418.82 × 16,694,773.20
  4. Step 4: Simplify right side
    62,132,978.70x = 1,555,943,159,571,711.50
  5. Step 5: Solve for x
    x = 1,555,943,159,571,711.50/62,132,978.70
  6. Step 6: Final answer
    x = 25,042,146.57

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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.