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Finding the Third Proportional to 107,304.75 and 145,729.13

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Solution

The third proportional to 107,304.75 and 145,729.13 is: 197,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,304.75 : 145,729.13 = 145,729.13 : x
  2. Step 2: Convert to fraction form
    107,304.75/145,729.13 = 145,729.13/x
  3. Step 3: Cross multiply
    107,304.75x = 145,729.13 × 145,729.13
  4. Step 4: Simplify right side
    107,304.75x = 21,236,977,873.27
  5. Step 5: Solve for x
    x = 21,236,977,873.27/107,304.75
  6. Step 6: Final answer
    x = 197,912.75

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.