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Finding the Fourth Proportional to 167,042.97, 250,502.13 and 67,169.52

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Solution

The fourth proportional to 167,042.97, 250,502.13 and 67,169.52 is: 100,729.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,042.97 : 250,502.13 = 67,169.52 : x
  2. Step 2: Convert to fraction form
    167,042.97/250,502.13 = 67,169.52/x
  3. Step 3: Cross multiply
    167,042.97x = 250,502.13 × 67,169.52
  4. Step 4: Simplify right side
    167,042.97x = 16,826,107,831.08
  5. Step 5: Solve for x
    x = 16,826,107,831.08/167,042.97
  6. Step 6: Final answer
    x = 100,729.22

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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.