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Finding the Fourth Proportional to 240.97, 332.38 and 166.25

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Solution

The fourth proportional to 240.97, 332.38 and 166.25 is: 229.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.97 : 332.38 = 166.25 : x
  2. Step 2: Convert to fraction form
    240.97/332.38 = 166.25/x
  3. Step 3: Cross multiply
    240.97x = 332.38 × 166.25
  4. Step 4: Simplify right side
    240.97x = 55,255.68
  5. Step 5: Solve for x
    x = 55,255.68/240.97
  6. Step 6: Final answer
    x = 229.31

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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.