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Finding the Third Proportional to 68,901.75 and 97,524

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Solution

The third proportional to 68,901.75 and 97,524 is: 138,036.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,901.75 : 97,524 = 97,524 : x
  2. Step 2: Convert to fraction form
    68,901.75/97,524 = 97,524/x
  3. Step 3: Cross multiply
    68,901.75x = 97,524 × 97,524
  4. Step 4: Simplify right side
    68,901.75x = 9,510,930,576
  5. Step 5: Solve for x
    x = 9,510,930,576/68,901.75
  6. Step 6: Final answer
    x = 138,036.13

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.