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Finding the Fourth Proportional to 174.11, 240.10 and 132.66

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Solution

The fourth proportional to 174.11, 240.10 and 132.66 is: 182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.11 : 240.10 = 132.66 : x
  2. Step 2: Convert to fraction form
    174.11/240.10 = 132.66/x
  3. Step 3: Cross multiply
    174.11x = 240.10 × 132.66
  4. Step 4: Simplify right side
    174.11x = 31,851.33
  5. Step 5: Solve for x
    x = 31,851.33/174.11
  6. Step 6: Final answer
    x = 182.94

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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.