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Finding the Third Proportional to 20,004.75 and 43,215.75

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Solution

The third proportional to 20,004.75 and 43,215.75 is: 93,357.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.75 : 43,215.75 = 43,215.75 : x
  2. Step 2: Convert to fraction form
    20,004.75/43,215.75 = 43,215.75/x
  3. Step 3: Cross multiply
    20,004.75x = 43,215.75 × 43,215.75
  4. Step 4: Simplify right side
    20,004.75x = 1,867,601,048.06
  5. Step 5: Solve for x
    x = 1,867,601,048.06/20,004.75
  6. Step 6: Final answer
    x = 93,357.88

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.