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Finding the Fourth Proportional to 172,372.68, 237,888.54 and 95,906.16

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Solution

The fourth proportional to 172,372.68, 237,888.54 and 95,906.16 is: 132,358.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,372.68 : 237,888.54 = 95,906.16 : x
  2. Step 2: Convert to fraction form
    172,372.68/237,888.54 = 95,906.16/x
  3. Step 3: Cross multiply
    172,372.68x = 237,888.54 × 95,906.16
  4. Step 4: Simplify right side
    172,372.68x = 22,814,976,379.41
  5. Step 5: Solve for x
    x = 22,814,976,379.41/172,372.68
  6. Step 6: Final answer
    x = 132,358.42

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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.