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Finding the Third Proportional to 36,193.50 and 79,747.50

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Solution

The third proportional to 36,193.50 and 79,747.50 is: 175,712.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,193.50 : 79,747.50 = 79,747.50 : x
  2. Step 2: Convert to fraction form
    36,193.50/79,747.50 = 79,747.50/x
  3. Step 3: Cross multiply
    36,193.50x = 79,747.50 × 79,747.50
  4. Step 4: Simplify right side
    36,193.50x = 6,359,663,756.25
  5. Step 5: Solve for x
    x = 6,359,663,756.25/36,193.50
  6. Step 6: Final answer
    x = 175,712.87

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.