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Finding the Third Proportional to 85,579.03 and 125,947.41

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Solution

The third proportional to 85,579.03 and 125,947.41 is: 185,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,579.03 : 125,947.41 = 125,947.41 : x
  2. Step 2: Convert to fraction form
    85,579.03/125,947.41 = 125,947.41/x
  3. Step 3: Cross multiply
    85,579.03x = 125,947.41 × 125,947.41
  4. Step 4: Simplify right side
    85,579.03x = 15,862,749,141.10
  5. Step 5: Solve for x
    x = 15,862,749,141.10/85,579.03
  6. Step 6: Final answer
    x = 185,357.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.