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Finding the Fourth Proportional to 179.08, 267.08 and 169.96

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Solution

The fourth proportional to 179.08, 267.08 and 169.96 is: 253.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.08 : 267.08 = 169.96 : x
  2. Step 2: Convert to fraction form
    179.08/267.08 = 169.96/x
  3. Step 3: Cross multiply
    179.08x = 267.08 × 169.96
  4. Step 4: Simplify right side
    179.08x = 45,392.92
  5. Step 5: Solve for x
    x = 45,392.92/179.08
  6. Step 6: Final answer
    x = 253.48

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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.