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Finding the Fourth Proportional to 111,044.91, 166,584.68 and 36,147.38

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Solution

The fourth proportional to 111,044.91, 166,584.68 and 36,147.38 is: 54,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,044.91 : 166,584.68 = 36,147.38 : x
  2. Step 2: Convert to fraction form
    111,044.91/166,584.68 = 36,147.38/x
  3. Step 3: Cross multiply
    111,044.91x = 166,584.68 × 36,147.38
  4. Step 4: Simplify right side
    111,044.91x = 6,021,598,716.48
  5. Step 5: Solve for x
    x = 6,021,598,716.48/111,044.91
  6. Step 6: Final answer
    x = 54,226.70

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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.