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Finding the Fourth Proportional to 242.93, 335.24 and 132.41

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Solution

The fourth proportional to 242.93, 335.24 and 132.41 is: 182.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.93 : 335.24 = 132.41 : x
  2. Step 2: Convert to fraction form
    242.93/335.24 = 132.41/x
  3. Step 3: Cross multiply
    242.93x = 335.24 × 132.41
  4. Step 4: Simplify right side
    242.93x = 44,387.78
  5. Step 5: Solve for x
    x = 44,387.78/242.93
  6. Step 6: Final answer
    x = 182.72

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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.