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Finding the Fourth Proportional to 177.24, 265.52 and 116.12

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Solution

The fourth proportional to 177.24, 265.52 and 116.12 is: 173.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.24 : 265.52 = 116.12 : x
  2. Step 2: Convert to fraction form
    177.24/265.52 = 116.12/x
  3. Step 3: Cross multiply
    177.24x = 265.52 × 116.12
  4. Step 4: Simplify right side
    177.24x = 30,832.18
  5. Step 5: Solve for x
    x = 30,832.18/177.24
  6. Step 6: Final answer
    x = 173.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.