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Finding the Fourth Proportional to 123,167.74, 184,694.20 and 63,987.52

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Solution

The fourth proportional to 123,167.74, 184,694.20 and 63,987.52 is: 95,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,167.74 : 184,694.20 = 63,987.52 : x
  2. Step 2: Convert to fraction form
    123,167.74/184,694.20 = 63,987.52/x
  3. Step 3: Cross multiply
    123,167.74x = 184,694.20 × 63,987.52
  4. Step 4: Simplify right side
    123,167.74x = 11,818,123,720.95
  5. Step 5: Solve for x
    x = 11,818,123,720.95/123,167.74
  6. Step 6: Final answer
    x = 95,951.45

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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.