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Finding the Third Proportional to 15,865.88 and 36,890.44

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Solution

The third proportional to 15,865.88 and 36,890.44 is: 85,775.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,865.88 : 36,890.44 = 36,890.44 : x
  2. Step 2: Convert to fraction form
    15,865.88/36,890.44 = 36,890.44/x
  3. Step 3: Cross multiply
    15,865.88x = 36,890.44 × 36,890.44
  4. Step 4: Simplify right side
    15,865.88x = 1,360,904,378.94
  5. Step 5: Solve for x
    x = 1,360,904,378.94/15,865.88
  6. Step 6: Final answer
    x = 85,775.56

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.