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Finding the Third Proportional to 76,314 and 112,267

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Solution

The third proportional to 76,314 and 112,267 is: 165,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,314 : 112,267 = 112,267 : x
  2. Step 2: Convert to fraction form
    76,314/112,267 = 112,267/x
  3. Step 3: Cross multiply
    76,314x = 112,267 × 112,267
  4. Step 4: Simplify right side
    76,314x = 12,603,879,289
  5. Step 5: Solve for x
    x = 12,603,879,289/76,314
  6. Step 6: Final answer
    x = 165,158.15

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.