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Finding the Fourth Proportional to 237.24, 327.13 and 167.28

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Solution

The fourth proportional to 237.24, 327.13 and 167.28 is: 230.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.24 : 327.13 = 167.28 : x
  2. Step 2: Convert to fraction form
    237.24/327.13 = 167.28/x
  3. Step 3: Cross multiply
    237.24x = 327.13 × 167.28
  4. Step 4: Simplify right side
    237.24x = 54,722.31
  5. Step 5: Solve for x
    x = 54,722.31/237.24
  6. Step 6: Final answer
    x = 230.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.