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Finding the Fourth Proportional to 232.33, 348.49 and 84.08

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Solution

The fourth proportional to 232.33, 348.49 and 84.08 is: 126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.33 : 348.49 = 84.08 : x
  2. Step 2: Convert to fraction form
    232.33/348.49 = 84.08/x
  3. Step 3: Cross multiply
    232.33x = 348.49 × 84.08
  4. Step 4: Simplify right side
    232.33x = 29,299.61
  5. Step 5: Solve for x
    x = 29,299.61/232.33
  6. Step 6: Final answer
    x = 126.11

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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.