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Finding the Fourth Proportional to 223.93, 336.07 and 166.29

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Solution

The fourth proportional to 223.93, 336.07 and 166.29 is: 249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.93 : 336.07 = 166.29 : x
  2. Step 2: Convert to fraction form
    223.93/336.07 = 166.29/x
  3. Step 3: Cross multiply
    223.93x = 336.07 × 166.29
  4. Step 4: Simplify right side
    223.93x = 55,882.57
  5. Step 5: Solve for x
    x = 55,882.57/223.93
  6. Step 6: Final answer
    x = 249.55

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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.