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Finding the Fourth Proportional to 232.10, 348.87 and 151.22

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Solution

The fourth proportional to 232.10, 348.87 and 151.22 is: 227.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.10 : 348.87 = 151.22 : x
  2. Step 2: Convert to fraction form
    232.10/348.87 = 151.22/x
  3. Step 3: Cross multiply
    232.10x = 348.87 × 151.22
  4. Step 4: Simplify right side
    232.10x = 52,756.12
  5. Step 5: Solve for x
    x = 52,756.12/232.10
  6. Step 6: Final answer
    x = 227.30

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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.