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Finding the Fourth Proportional to 177.17, 244.62 and 132.82

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Solution

The fourth proportional to 177.17, 244.62 and 132.82 is: 183.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.17 : 244.62 = 132.82 : x
  2. Step 2: Convert to fraction form
    177.17/244.62 = 132.82/x
  3. Step 3: Cross multiply
    177.17x = 244.62 × 132.82
  4. Step 4: Simplify right side
    177.17x = 32,491.19
  5. Step 5: Solve for x
    x = 32,491.19/177.17
  6. Step 6: Final answer
    x = 183.39

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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.