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Finding the Fourth Proportional to 67,727.52, 101,775.24 and 36,159.66

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Solution

The fourth proportional to 67,727.52, 101,775.24 and 36,159.66 is: 54,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,727.52 : 101,775.24 = 36,159.66 : x
  2. Step 2: Convert to fraction form
    67,727.52/101,775.24 = 36,159.66/x
  3. Step 3: Cross multiply
    67,727.52x = 101,775.24 × 36,159.66
  4. Step 4: Simplify right side
    67,727.52x = 3,680,158,074.82
  5. Step 5: Solve for x
    x = 3,680,158,074.82/67,727.52
  6. Step 6: Final answer
    x = 54,337.71

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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.