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Finding the Third Proportional to 20,122.17 and 43,701.40

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Solution

The third proportional to 20,122.17 and 43,701.40 is: 94,910.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,122.17 : 43,701.40 = 43,701.40 : x
  2. Step 2: Convert to fraction form
    20,122.17/43,701.40 = 43,701.40/x
  3. Step 3: Cross multiply
    20,122.17x = 43,701.40 × 43,701.40
  4. Step 4: Simplify right side
    20,122.17x = 1,909,812,225.39
  5. Step 5: Solve for x
    x = 1,909,812,225.39/20,122.17
  6. Step 6: Final answer
    x = 94,910.84

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.