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Finding the Fourth Proportional to 63,008.97, 86,951.45 and 36,150.88

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Solution

The fourth proportional to 63,008.97, 86,951.45 and 36,150.88 is: 49,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,008.97 : 86,951.45 = 36,150.88 : x
  2. Step 2: Convert to fraction form
    63,008.97/86,951.45 = 36,150.88/x
  3. Step 3: Cross multiply
    63,008.97x = 86,951.45 × 36,150.88
  4. Step 4: Simplify right side
    63,008.97x = 3,143,371,434.78
  5. Step 5: Solve for x
    x = 3,143,371,434.78/63,008.97
  6. Step 6: Final answer
    x = 49,887.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.