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Finding the Third Proportional to 71,952 and 112,636

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Solution

The third proportional to 71,952 and 112,636 is: 176,324.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,952 : 112,636 = 112,636 : x
  2. Step 2: Convert to fraction form
    71,952/112,636 = 112,636/x
  3. Step 3: Cross multiply
    71,952x = 112,636 × 112,636
  4. Step 4: Simplify right side
    71,952x = 12,686,868,496
  5. Step 5: Solve for x
    x = 12,686,868,496/71,952
  6. Step 6: Final answer
    x = 176,324.06

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.