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Finding the Third Proportional to 20,161.13 and 43,772.63

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Solution

The third proportional to 20,161.13 and 43,772.63 is: 95,036.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161.13 : 43,772.63 = 43,772.63 : x
  2. Step 2: Convert to fraction form
    20,161.13/43,772.63 = 43,772.63/x
  3. Step 3: Cross multiply
    20,161.13x = 43,772.63 × 43,772.63
  4. Step 4: Simplify right side
    20,161.13x = 1,916,042,699.39
  5. Step 5: Solve for x
    x = 1,916,042,699.39/20,161.13
  6. Step 6: Final answer
    x = 95,036.50

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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.