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Finding the Fourth Proportional to 111,590.52, 167,367.26 and 36,711.56

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Solution

The fourth proportional to 111,590.52, 167,367.26 and 36,711.56 is: 55,061.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,590.52 : 167,367.26 = 36,711.56 : x
  2. Step 2: Convert to fraction form
    111,590.52/167,367.26 = 36,711.56/x
  3. Step 3: Cross multiply
    111,590.52x = 167,367.26 × 36,711.56
  4. Step 4: Simplify right side
    111,590.52x = 6,144,313,207.53
  5. Step 5: Solve for x
    x = 6,144,313,207.53/111,590.52
  6. Step 6: Final answer
    x = 55,061.25

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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.