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Finding the Fourth Proportional to 116,640.93, 174,961.24 and 36,685.92

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Solution

The fourth proportional to 116,640.93, 174,961.24 and 36,685.92 is: 55,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,640.93 : 174,961.24 = 36,685.92 : x
  2. Step 2: Convert to fraction form
    116,640.93/174,961.24 = 36,685.92/x
  3. Step 3: Cross multiply
    116,640.93x = 174,961.24 × 36,685.92
  4. Step 4: Simplify right side
    116,640.93x = 6,418,614,217.33
  5. Step 5: Solve for x
    x = 6,418,614,217.33/116,640.93
  6. Step 6: Final answer
    x = 55,028.83

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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.