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Finding the Fourth Proportional to 237.62, 327.97 and 158.94

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Solution

The fourth proportional to 237.62, 327.97 and 158.94 is: 219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.62 : 327.97 = 158.94 : x
  2. Step 2: Convert to fraction form
    237.62/327.97 = 158.94/x
  3. Step 3: Cross multiply
    237.62x = 327.97 × 158.94
  4. Step 4: Simplify right side
    237.62x = 52,127.55
  5. Step 5: Solve for x
    x = 52,127.55/237.62
  6. Step 6: Final answer
    x = 219.37

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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.