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Finding the Third Proportional to 20,099.25 and 38,373.75

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Solution

The third proportional to 20,099.25 and 38,373.75 is: 73,263.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,099.25 : 38,373.75 = 38,373.75 : x
  2. Step 2: Convert to fraction form
    20,099.25/38,373.75 = 38,373.75/x
  3. Step 3: Cross multiply
    20,099.25x = 38,373.75 × 38,373.75
  4. Step 4: Simplify right side
    20,099.25x = 1,472,544,689.06
  5. Step 5: Solve for x
    x = 1,472,544,689.06/20,099.25
  6. Step 6: Final answer
    x = 73,263.66

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Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.