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Finding the Fourth Proportional to 367.73, 551.41 and 124.18

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Solution

The fourth proportional to 367.73, 551.41 and 124.18 is: 186.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.73 : 551.41 = 124.18 : x
  2. Step 2: Convert to fraction form
    367.73/551.41 = 124.18/x
  3. Step 3: Cross multiply
    367.73x = 551.41 × 124.18
  4. Step 4: Simplify right side
    367.73x = 68,472.40
  5. Step 5: Solve for x
    x = 68,472.40/367.73
  6. Step 6: Final answer
    x = 186.20

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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.