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Finding the Fourth Proportional to 174.14, 239.97 and 132.52

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Solution

The fourth proportional to 174.14, 239.97 and 132.52 is: 182.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.14 : 239.97 = 132.52 : x
  2. Step 2: Convert to fraction form
    174.14/239.97 = 132.52/x
  3. Step 3: Cross multiply
    174.14x = 239.97 × 132.52
  4. Step 4: Simplify right side
    174.14x = 31,800.82
  5. Step 5: Solve for x
    x = 31,800.82/174.14
  6. Step 6: Final answer
    x = 182.62

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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.