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Finding the Fourth Proportional to 171,904.92, 237,216.90 and 95,417.97

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Solution

The fourth proportional to 171,904.92, 237,216.90 and 95,417.97 is: 131,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,904.92 : 237,216.90 = 95,417.97 : x
  2. Step 2: Convert to fraction form
    171,904.92/237,216.90 = 95,417.97/x
  3. Step 3: Cross multiply
    171,904.92x = 237,216.90 × 95,417.97
  4. Step 4: Simplify right side
    171,904.92x = 22,634,755,047.69
  5. Step 5: Solve for x
    x = 22,634,755,047.69/171,904.92
  6. Step 6: Final answer
    x = 131,670.20

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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.