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Finding the Fourth Proportional to 171,406.56, 236,527.92 and 95,944.80

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Solution

The fourth proportional to 171,406.56, 236,527.92 and 95,944.80 is: 132,396.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,406.56 : 236,527.92 = 95,944.80 : x
  2. Step 2: Convert to fraction form
    171,406.56/236,527.92 = 95,944.80/x
  3. Step 3: Cross multiply
    171,406.56x = 236,527.92 × 95,944.80
  4. Step 4: Simplify right side
    171,406.56x = 22,693,623,978.82
  5. Step 5: Solve for x
    x = 22,693,623,978.82/171,406.56
  6. Step 6: Final answer
    x = 132,396.47

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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.