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Finding the Fourth Proportional to 124,847.73, 187,280.71 and 36,101.70

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Solution

The fourth proportional to 124,847.73, 187,280.71 and 36,101.70 is: 54,155.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,847.73 : 187,280.71 = 36,101.70 : x
  2. Step 2: Convert to fraction form
    124,847.73/187,280.71 = 36,101.70/x
  3. Step 3: Cross multiply
    124,847.73x = 187,280.71 × 36,101.70
  4. Step 4: Simplify right side
    124,847.73x = 6,761,151,917.95
  5. Step 5: Solve for x
    x = 6,761,151,917.95/124,847.73
  6. Step 6: Final answer
    x = 54,155.19

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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.