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Finding the Third Proportional to 20,197.13 and 43,620.75

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Solution

The third proportional to 20,197.13 and 43,620.75 is: 94,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,197.13 : 43,620.75 = 43,620.75 : x
  2. Step 2: Convert to fraction form
    20,197.13/43,620.75 = 43,620.75/x
  3. Step 3: Cross multiply
    20,197.13x = 43,620.75 × 43,620.75
  4. Step 4: Simplify right side
    20,197.13x = 1,902,769,830.56
  5. Step 5: Solve for x
    x = 1,902,769,830.56/20,197.13
  6. Step 6: Final answer
    x = 94,209.93

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.