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Finding the Third Proportional to 57,197.25 and 87,498

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Solution

The third proportional to 57,197.25 and 87,498 is: 133,850.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,197.25 : 87,498 = 87,498 : x
  2. Step 2: Convert to fraction form
    57,197.25/87,498 = 87,498/x
  3. Step 3: Cross multiply
    57,197.25x = 87,498 × 87,498
  4. Step 4: Simplify right side
    57,197.25x = 7,655,900,004
  5. Step 5: Solve for x
    x = 7,655,900,004/57,197.25
  6. Step 6: Final answer
    x = 133,850.84

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.