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Finding the Fourth Proportional to 179.84, 269.97 and 141.44

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Solution

The fourth proportional to 179.84, 269.97 and 141.44 is: 212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.84 : 269.97 = 141.44 : x
  2. Step 2: Convert to fraction form
    179.84/269.97 = 141.44/x
  3. Step 3: Cross multiply
    179.84x = 269.97 × 141.44
  4. Step 4: Simplify right side
    179.84x = 38,184.56
  5. Step 5: Solve for x
    x = 38,184.56/179.84
  6. Step 6: Final answer
    x = 212.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.