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Finding the Fourth Proportional to 223.17, 334.14 and 168.29

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Solution

The fourth proportional to 223.17, 334.14 and 168.29 is: 251.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.17 : 334.14 = 168.29 : x
  2. Step 2: Convert to fraction form
    223.17/334.14 = 168.29/x
  3. Step 3: Cross multiply
    223.17x = 334.14 × 168.29
  4. Step 4: Simplify right side
    223.17x = 56,232.42
  5. Step 5: Solve for x
    x = 56,232.42/223.17
  6. Step 6: Final answer
    x = 251.97

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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.