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Finding the Fourth Proportional to 63,209.88, 87,226.02 and 37,744.98

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Solution

The fourth proportional to 63,209.88, 87,226.02 and 37,744.98 is: 52,085.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,209.88 : 87,226.02 = 37,744.98 : x
  2. Step 2: Convert to fraction form
    63,209.88/87,226.02 = 37,744.98/x
  3. Step 3: Cross multiply
    63,209.88x = 87,226.02 × 37,744.98
  4. Step 4: Simplify right side
    63,209.88x = 3,292,344,380.38
  5. Step 5: Solve for x
    x = 3,292,344,380.38/63,209.88
  6. Step 6: Final answer
    x = 52,085.91

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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.