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Finding the Fourth Proportional to 63,449.80, 87,564.27 and 36,233.92

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Solution

The fourth proportional to 63,449.80, 87,564.27 and 36,233.92 is: 50,004.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,449.80 : 87,564.27 = 36,233.92 : x
  2. Step 2: Convert to fraction form
    63,449.80/87,564.27 = 36,233.92/x
  3. Step 3: Cross multiply
    63,449.80x = 87,564.27 × 36,233.92
  4. Step 4: Simplify right side
    63,449.80x = 3,172,796,754.04
  5. Step 5: Solve for x
    x = 3,172,796,754.04/63,449.80
  6. Step 6: Final answer
    x = 50,004.83

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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.