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Finding the Fourth Proportional to 172,236.72, 237,694.76 and 95,757.06

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Solution

The fourth proportional to 172,236.72, 237,694.76 and 95,757.06 is: 132,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,236.72 : 237,694.76 = 95,757.06 : x
  2. Step 2: Convert to fraction form
    172,236.72/237,694.76 = 95,757.06/x
  3. Step 3: Cross multiply
    172,236.72x = 237,694.76 × 95,757.06
  4. Step 4: Simplify right side
    172,236.72x = 22,760,951,395.01
  5. Step 5: Solve for x
    x = 22,760,951,395.01/172,236.72
  6. Step 6: Final answer
    x = 132,149.24

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1.5x scale

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.