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Finding the Third Proportional to 51,799.50 and 73,115

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Solution

The third proportional to 51,799.50 and 73,115 is: 103,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,799.50 : 73,115 = 73,115 : x
  2. Step 2: Convert to fraction form
    51,799.50/73,115 = 73,115/x
  3. Step 3: Cross multiply
    51,799.50x = 73,115 × 73,115
  4. Step 4: Simplify right side
    51,799.50x = 5,345,803,225
  5. Step 5: Solve for x
    x = 5,345,803,225/51,799.50
  6. Step 6: Final answer
    x = 103,201.83

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.