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Finding the Fourth Proportional to 171,967.38, 237,314.98 and 96,515.88

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Solution

The fourth proportional to 171,967.38, 237,314.98 and 96,515.88 is: 133,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,967.38 : 237,314.98 = 96,515.88 : x
  2. Step 2: Convert to fraction form
    171,967.38/237,314.98 = 96,515.88/x
  3. Step 3: Cross multiply
    171,967.38x = 237,314.98 × 96,515.88
  4. Step 4: Simplify right side
    171,967.38x = 22,904,664,131.88
  5. Step 5: Solve for x
    x = 22,904,664,131.88/171,967.38
  6. Step 6: Final answer
    x = 133,191.91

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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.