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Finding the Third Proportional to 20,013.33 and 43,119.21

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Solution

The third proportional to 20,013.33 and 43,119.21 is: 92,901.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,013.33 : 43,119.21 = 43,119.21 : x
  2. Step 2: Convert to fraction form
    20,013.33/43,119.21 = 43,119.21/x
  3. Step 3: Cross multiply
    20,013.33x = 43,119.21 × 43,119.21
  4. Step 4: Simplify right side
    20,013.33x = 1,859,266,351.87
  5. Step 5: Solve for x
    x = 1,859,266,351.87/20,013.33
  6. Step 6: Final answer
    x = 92,901.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.