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Finding the Fourth Proportional to 232.06, 319.98 and 173.74

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Solution

The fourth proportional to 232.06, 319.98 and 173.74 is: 239.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.06 : 319.98 = 173.74 : x
  2. Step 2: Convert to fraction form
    232.06/319.98 = 173.74/x
  3. Step 3: Cross multiply
    232.06x = 319.98 × 173.74
  4. Step 4: Simplify right side
    232.06x = 55,593.33
  5. Step 5: Solve for x
    x = 55,593.33/232.06
  6. Step 6: Final answer
    x = 239.56

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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.