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Finding the Fourth Proportional to 181.53, 252.27 and 179.24

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Solution

The fourth proportional to 181.53, 252.27 and 179.24 is: 249.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.53 : 252.27 = 179.24 : x
  2. Step 2: Convert to fraction form
    181.53/252.27 = 179.24/x
  3. Step 3: Cross multiply
    181.53x = 252.27 × 179.24
  4. Step 4: Simplify right side
    181.53x = 45,215.61
  5. Step 5: Solve for x
    x = 45,215.61/181.53
  6. Step 6: Final answer
    x = 249.08

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.