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Finding the Third Proportional to 70,751.25 and 107,037

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Solution

The third proportional to 70,751.25 and 107,037 is: 161,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,751.25 : 107,037 = 107,037 : x
  2. Step 2: Convert to fraction form
    70,751.25/107,037 = 107,037/x
  3. Step 3: Cross multiply
    70,751.25x = 107,037 × 107,037
  4. Step 4: Simplify right side
    70,751.25x = 11,456,919,369
  5. Step 5: Solve for x
    x = 11,456,919,369/70,751.25
  6. Step 6: Final answer
    x = 161,932.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.