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Finding the Fourth Proportional to 172,249.88, 237,724.52 and 95,776.60

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Solution

The fourth proportional to 172,249.88, 237,724.52 and 95,776.60 is: 132,182.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,249.88 : 237,724.52 = 95,776.60 : x
  2. Step 2: Convert to fraction form
    172,249.88/237,724.52 = 95,776.60/x
  3. Step 3: Cross multiply
    172,249.88x = 237,724.52 × 95,776.60
  4. Step 4: Simplify right side
    172,249.88x = 22,768,446,262.23
  5. Step 5: Solve for x
    x = 22,768,446,262.23/172,249.88
  6. Step 6: Final answer
    x = 132,182.65

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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.