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Finding the Fourth Proportional to 232.59, 321.01 and 134.36

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Solution

The fourth proportional to 232.59, 321.01 and 134.36 is: 185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.59 : 321.01 = 134.36 : x
  2. Step 2: Convert to fraction form
    232.59/321.01 = 134.36/x
  3. Step 3: Cross multiply
    232.59x = 321.01 × 134.36
  4. Step 4: Simplify right side
    232.59x = 43,129.77
  5. Step 5: Solve for x
    x = 43,129.77/232.59
  6. Step 6: Final answer
    x = 185.43

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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.