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Finding the Fourth Proportional to 252.93, 379.18 and 116.04

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Solution

The fourth proportional to 252.93, 379.18 and 116.04 is: 173.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.93 : 379.18 = 116.04 : x
  2. Step 2: Convert to fraction form
    252.93/379.18 = 116.04/x
  3. Step 3: Cross multiply
    252.93x = 379.18 × 116.04
  4. Step 4: Simplify right side
    252.93x = 44,000.05
  5. Step 5: Solve for x
    x = 44,000.05/252.93
  6. Step 6: Final answer
    x = 173.96

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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.