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Finding the Fourth Proportional to 137,562.56, 206,325.54 and 62,601.92

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Solution

The fourth proportional to 137,562.56, 206,325.54 and 62,601.92 is: 93,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,562.56 : 206,325.54 = 62,601.92 : x
  2. Step 2: Convert to fraction form
    137,562.56/206,325.54 = 62,601.92/x
  3. Step 3: Cross multiply
    137,562.56x = 206,325.54 × 62,601.92
  4. Step 4: Simplify right side
    137,562.56x = 12,916,374,949.04
  5. Step 5: Solve for x
    x = 12,916,374,949.04/137,562.56
  6. Step 6: Final answer
    x = 93,894.55

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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.