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Finding the Fourth Proportional to 179.29, 268.96 and 62.15

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Solution

The fourth proportional to 179.29, 268.96 and 62.15 is: 93.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.29 : 268.96 = 62.15 : x
  2. Step 2: Convert to fraction form
    179.29/268.96 = 62.15/x
  3. Step 3: Cross multiply
    179.29x = 268.96 × 62.15
  4. Step 4: Simplify right side
    179.29x = 16,714.52
  5. Step 5: Solve for x
    x = 16,714.52/179.29
  6. Step 6: Final answer
    x = 93.23

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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.