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Finding the Fourth Proportional to 133,279.44, 199,954.17 and 47,898.92

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Solution

The fourth proportional to 133,279.44, 199,954.17 and 47,898.92 is: 71,860.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,279.44 : 199,954.17 = 47,898.92 : x
  2. Step 2: Convert to fraction form
    133,279.44/199,954.17 = 47,898.92/x
  3. Step 3: Cross multiply
    133,279.44x = 199,954.17 × 47,898.92
  4. Step 4: Simplify right side
    133,279.44x = 9,577,587,792.73
  5. Step 5: Solve for x
    x = 9,577,587,792.73/133,279.44
  6. Step 6: Final answer
    x = 71,860.96

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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.