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Finding the Third Proportional to 75,899 and 110,932

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Solution

The third proportional to 75,899 and 110,932 is: 162,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,899 : 110,932 = 110,932 : x
  2. Step 2: Convert to fraction form
    75,899/110,932 = 110,932/x
  3. Step 3: Cross multiply
    75,899x = 110,932 × 110,932
  4. Step 4: Simplify right side
    75,899x = 12,305,908,624
  5. Step 5: Solve for x
    x = 12,305,908,624/75,899
  6. Step 6: Final answer
    x = 162,135.32

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.