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Finding the Third Proportional to 16,939 and 25,162.75

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Solution

The third proportional to 16,939 and 25,162.75 is: 37,379.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939 : 25,162.75 = 25,162.75 : x
  2. Step 2: Convert to fraction form
    16,939/25,162.75 = 25,162.75/x
  3. Step 3: Cross multiply
    16,939x = 25,162.75 × 25,162.75
  4. Step 4: Simplify right side
    16,939x = 633,163,987.56
  5. Step 5: Solve for x
    x = 633,163,987.56/16,939
  6. Step 6: Final answer
    x = 37,379.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.