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Finding the Fourth Proportional to 237.18, 326.97 and 167.02

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Solution

The fourth proportional to 237.18, 326.97 and 167.02 is: 230.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.18 : 326.97 = 167.02 : x
  2. Step 2: Convert to fraction form
    237.18/326.97 = 167.02/x
  3. Step 3: Cross multiply
    237.18x = 326.97 × 167.02
  4. Step 4: Simplify right side
    237.18x = 54,610.53
  5. Step 5: Solve for x
    x = 54,610.53/237.18
  6. Step 6: Final answer
    x = 230.25

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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.