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Finding the Fourth Proportional to 180,817.92, 271,139.40 and 62,447.76

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Solution

The fourth proportional to 180,817.92, 271,139.40 and 62,447.76 is: 93,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,817.92 : 271,139.40 = 62,447.76 : x
  2. Step 2: Convert to fraction form
    180,817.92/271,139.40 = 62,447.76/x
  3. Step 3: Cross multiply
    180,817.92x = 271,139.40 × 62,447.76
  4. Step 4: Simplify right side
    180,817.92x = 16,932,048,177.74
  5. Step 5: Solve for x
    x = 16,932,048,177.74/180,817.92
  6. Step 6: Final answer
    x = 93,641.43

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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.