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Finding the Fourth Proportional to 179.10, 267.55 and 116.89

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Solution

The fourth proportional to 179.10, 267.55 and 116.89 is: 174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.10 : 267.55 = 116.89 : x
  2. Step 2: Convert to fraction form
    179.10/267.55 = 116.89/x
  3. Step 3: Cross multiply
    179.10x = 267.55 × 116.89
  4. Step 4: Simplify right side
    179.10x = 31,273.92
  5. Step 5: Solve for x
    x = 31,273.92/179.10
  6. Step 6: Final answer
    x = 174.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.