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Finding the Fourth Proportional to 171,974.74, 237,321.80 and 95,489.86

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Solution

The fourth proportional to 171,974.74, 237,321.80 and 95,489.86 is: 131,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,974.74 : 237,321.80 = 95,489.86 : x
  2. Step 2: Convert to fraction form
    171,974.74/237,321.80 = 95,489.86/x
  3. Step 3: Cross multiply
    171,974.74x = 237,321.80 × 95,489.86
  4. Step 4: Simplify right side
    171,974.74x = 22,661,825,456.95
  5. Step 5: Solve for x
    x = 22,661,825,456.95/171,974.74
  6. Step 6: Final answer
    x = 131,774.15

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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.