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Finding the Fourth Proportional to 237.66, 327.84 and 159.03

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Solution

The fourth proportional to 237.66, 327.84 and 159.03 is: 219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.66 : 327.84 = 159.03 : x
  2. Step 2: Convert to fraction form
    237.66/327.84 = 159.03/x
  3. Step 3: Cross multiply
    237.66x = 327.84 × 159.03
  4. Step 4: Simplify right side
    237.66x = 52,136.40
  5. Step 5: Solve for x
    x = 52,136.40/237.66
  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.