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Finding the Third Proportional to 20,373.75 and 43,224.38

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Solution

The third proportional to 20,373.75 and 43,224.38 is: 91,703.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,373.75 : 43,224.38 = 43,224.38 : x
  2. Step 2: Convert to fraction form
    20,373.75/43,224.38 = 43,224.38/x
  3. Step 3: Cross multiply
    20,373.75x = 43,224.38 × 43,224.38
  4. Step 4: Simplify right side
    20,373.75x = 1,868,346,594.14
  5. Step 5: Solve for x
    x = 1,868,346,594.14/20,373.75
  6. Step 6: Final answer
    x = 91,703.62

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.