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Finding the Fourth Proportional to 171,487.86, 236,654.90 and 95,008.56

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Solution

The fourth proportional to 171,487.86, 236,654.90 and 95,008.56 is: 131,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,487.86 : 236,654.90 = 95,008.56 : x
  2. Step 2: Convert to fraction form
    171,487.86/236,654.90 = 95,008.56/x
  3. Step 3: Cross multiply
    171,487.86x = 236,654.90 × 95,008.56
  4. Step 4: Simplify right side
    171,487.86x = 22,484,241,265.94
  5. Step 5: Solve for x
    x = 22,484,241,265.94/171,487.86
  6. Step 6: Final answer
    x = 131,112.73

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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.