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Finding the Third Proportional to 20,725.88 and 43,972.88

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Solution

The third proportional to 20,725.88 and 43,972.88 is: 93,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,725.88 : 43,972.88 = 43,972.88 : x
  2. Step 2: Convert to fraction form
    20,725.88/43,972.88 = 43,972.88/x
  3. Step 3: Cross multiply
    20,725.88x = 43,972.88 × 43,972.88
  4. Step 4: Simplify right side
    20,725.88x = 1,933,613,735.77
  5. Step 5: Solve for x
    x = 1,933,613,735.77/20,725.88
  6. Step 6: Final answer
    x = 93,294.67

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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.