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Finding the Fourth Proportional to 179.36, 269.04 and 124.96

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Solution

The fourth proportional to 179.36, 269.04 and 124.96 is: 187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.36 : 269.04 = 124.96 : x
  2. Step 2: Convert to fraction form
    179.36/269.04 = 124.96/x
  3. Step 3: Cross multiply
    179.36x = 269.04 × 124.96
  4. Step 4: Simplify right side
    179.36x = 33,619.24
  5. Step 5: Solve for x
    x = 33,619.24/179.36
  6. Step 6: Final answer
    x = 187.44

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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.