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Finding the Fourth Proportional to 223.92, 335.94 and 169.92

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Solution

The fourth proportional to 223.92, 335.94 and 169.92 is: 254.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.92 : 335.94 = 169.92 : x
  2. Step 2: Convert to fraction form
    223.92/335.94 = 169.92/x
  3. Step 3: Cross multiply
    223.92x = 335.94 × 169.92
  4. Step 4: Simplify right side
    223.92x = 57,082.92
  5. Step 5: Solve for x
    x = 57,082.92/223.92
  6. Step 6: Final answer
    x = 254.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.