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Finding the Fourth Proportional to 234.29, 351.37 and 97.27

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Solution

The fourth proportional to 234.29, 351.37 and 97.27 is: 145.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.29 : 351.37 = 97.27 : x
  2. Step 2: Convert to fraction form
    234.29/351.37 = 97.27/x
  3. Step 3: Cross multiply
    234.29x = 351.37 × 97.27
  4. Step 4: Simplify right side
    234.29x = 34,177.76
  5. Step 5: Solve for x
    x = 34,177.76/234.29
  6. Step 6: Final answer
    x = 145.88

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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.