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Finding the Fourth Proportional to 162,499.29, 243,724.23 and 62,644.92

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Solution

The fourth proportional to 162,499.29, 243,724.23 and 62,644.92 is: 93,957.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,499.29 : 243,724.23 = 62,644.92 : x
  2. Step 2: Convert to fraction form
    162,499.29/243,724.23 = 62,644.92/x
  3. Step 3: Cross multiply
    162,499.29x = 243,724.23 × 62,644.92
  4. Step 4: Simplify right side
    162,499.29x = 15,268,084,890.41
  5. Step 5: Solve for x
    x = 15,268,084,890.41/162,499.29
  6. Step 6: Final answer
    x = 93,957.86

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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.