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Finding the Fourth Proportional to 237.59, 327.76 and 163.95

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Solution

The fourth proportional to 237.59, 327.76 and 163.95 is: 226.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.59 : 327.76 = 163.95 : x
  2. Step 2: Convert to fraction form
    237.59/327.76 = 163.95/x
  3. Step 3: Cross multiply
    237.59x = 327.76 × 163.95
  4. Step 4: Simplify right side
    237.59x = 53,736.25
  5. Step 5: Solve for x
    x = 53,736.25/237.59
  6. Step 6: Final answer
    x = 226.17

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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.