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Finding the Fourth Proportional to 171,930.74, 237,292.61 and 95,474.30

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Solution

The fourth proportional to 171,930.74, 237,292.61 and 95,474.30 is: 131,770.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,930.74 : 237,292.61 = 95,474.30 : x
  2. Step 2: Convert to fraction form
    171,930.74/237,292.61 = 95,474.30/x
  3. Step 3: Cross multiply
    171,930.74x = 237,292.61 × 95,474.30
  4. Step 4: Simplify right side
    171,930.74x = 22,655,344,171.09
  5. Step 5: Solve for x
    x = 22,655,344,171.09/171,930.74
  6. Step 6: Final answer
    x = 131,770.18

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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.