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Finding the Third Proportional to 48,874 and 76,229

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Solution

The third proportional to 48,874 and 76,229 is: 118,894.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,874 : 76,229 = 76,229 : x
  2. Step 2: Convert to fraction form
    48,874/76,229 = 76,229/x
  3. Step 3: Cross multiply
    48,874x = 76,229 × 76,229
  4. Step 4: Simplify right side
    48,874x = 5,810,860,441
  5. Step 5: Solve for x
    x = 5,810,860,441/48,874
  6. Step 6: Final answer
    x = 118,894.72

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.