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Finding the Third Proportional to 80,150.63 and 125,078.25

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Solution

The third proportional to 80,150.63 and 125,078.25 is: 195,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,150.63 : 125,078.25 = 125,078.25 : x
  2. Step 2: Convert to fraction form
    80,150.63/125,078.25 = 125,078.25/x
  3. Step 3: Cross multiply
    80,150.63x = 125,078.25 × 125,078.25
  4. Step 4: Simplify right side
    80,150.63x = 15,644,568,623.06
  5. Step 5: Solve for x
    x = 15,644,568,623.06/80,150.63
  6. Step 6: Final answer
    x = 195,189.60

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.