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Finding the Third Proportional to 20,115.84 and 44,172.84

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Solution

The third proportional to 20,115.84 and 44,172.84 is: 97,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,115.84 : 44,172.84 = 44,172.84 : x
  2. Step 2: Convert to fraction form
    20,115.84/44,172.84 = 44,172.84/x
  3. Step 3: Cross multiply
    20,115.84x = 44,172.84 × 44,172.84
  4. Step 4: Simplify right side
    20,115.84x = 1,951,240,124.96
  5. Step 5: Solve for x
    x = 1,951,240,124.96/20,115.84
  6. Step 6: Final answer
    x = 97,000.16

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.