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Finding the Fourth Proportional to 83.37, 124.94 and 44.87

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Solution

The fourth proportional to 83.37, 124.94 and 44.87 is: 67.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83.37 : 124.94 = 44.87 : x
  2. Step 2: Convert to fraction form
    83.37/124.94 = 44.87/x
  3. Step 3: Cross multiply
    83.37x = 124.94 × 44.87
  4. Step 4: Simplify right side
    83.37x = 5,605.43
  5. Step 5: Solve for x
    x = 5,605.43/83.37
  6. Step 6: Final answer
    x = 67.24

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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.