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Finding the Third Proportional to 20,121.75 and 44,208

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Solution

The third proportional to 20,121.75 and 44,208 is: 97,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,121.75 : 44,208 = 44,208 : x
  2. Step 2: Convert to fraction form
    20,121.75/44,208 = 44,208/x
  3. Step 3: Cross multiply
    20,121.75x = 44,208 × 44,208
  4. Step 4: Simplify right side
    20,121.75x = 1,954,347,264
  5. Step 5: Solve for x
    x = 1,954,347,264/20,121.75
  6. Step 6: Final answer
    x = 97,126.11

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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.