Home / 172,138.05-237,545.75-95,655.17

Finding the Fourth Proportional to 172,138.05, 237,545.75 and 95,655.17

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Solution

The fourth proportional to 172,138.05, 237,545.75 and 95,655.17 is: 132,001.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,138.05 : 237,545.75 = 95,655.17 : x
  2. Step 2: Convert to fraction form
    172,138.05/237,545.75 = 95,655.17/x
  3. Step 3: Cross multiply
    172,138.05x = 237,545.75 × 95,655.17
  4. Step 4: Simplify right side
    172,138.05x = 22,722,479,932.03
  5. Step 5: Solve for x
    x = 22,722,479,932.03/172,138.05
  6. Step 6: Final answer
    x = 132,001.49

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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.