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Finding the Fourth Proportional to 171,472.96, 236,632.65 and 94,997.03

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Solution

The fourth proportional to 171,472.96, 236,632.65 and 94,997.03 is: 131,095.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,472.96 : 236,632.65 = 94,997.03 : x
  2. Step 2: Convert to fraction form
    171,472.96/236,632.65 = 94,997.03/x
  3. Step 3: Cross multiply
    171,472.96x = 236,632.65 × 94,997.03
  4. Step 4: Simplify right side
    171,472.96x = 22,479,398,951.03
  5. Step 5: Solve for x
    x = 22,479,398,951.03/171,472.96
  6. Step 6: Final answer
    x = 131,095.88

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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.