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Finding the Fourth Proportional to 62,397.44, 93,639.90 and 36,065.96

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Solution

The fourth proportional to 62,397.44, 93,639.90 and 36,065.96 is: 54,124.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,397.44 : 93,639.90 = 36,065.96 : x
  2. Step 2: Convert to fraction form
    62,397.44/93,639.90 = 36,065.96/x
  3. Step 3: Cross multiply
    62,397.44x = 93,639.90 × 36,065.96
  4. Step 4: Simplify right side
    62,397.44x = 3,377,212,887.80
  5. Step 5: Solve for x
    x = 3,377,212,887.80/62,397.44
  6. Step 6: Final answer
    x = 54,124.22

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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.