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Finding the Third Proportional to 49.88 and 75

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Solution

The third proportional to 49.88 and 75 is: 112.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49.88 : 75 = 75 : x
  2. Step 2: Convert to fraction form
    49.88/75 = 75/x
  3. Step 3: Cross multiply
    49.88x = 75 × 75
  4. Step 4: Simplify right side
    49.88x = 5,625
  5. Step 5: Solve for x
    x = 5,625/49.88
  6. Step 6: Final answer
    x = 112.78

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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.