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Finding the Fourth Proportional to 232.51, 321.02 and 179.96

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Solution

The fourth proportional to 232.51, 321.02 and 179.96 is: 248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.51 : 321.02 = 179.96 : x
  2. Step 2: Convert to fraction form
    232.51/321.02 = 179.96/x
  3. Step 3: Cross multiply
    232.51x = 321.02 × 179.96
  4. Step 4: Simplify right side
    232.51x = 57,770.76
  5. Step 5: Solve for x
    x = 57,770.76/232.51
  6. Step 6: Final answer
    x = 248.47

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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.