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Finding the Third Proportional to 12,084 and 16,261

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Solution

The third proportional to 12,084 and 16,261 is: 21,881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084 : 16,261 = 16,261 : x
  2. Step 2: Convert to fraction form
    12,084/16,261 = 16,261/x
  3. Step 3: Cross multiply
    12,084x = 16,261 × 16,261
  4. Step 4: Simplify right side
    12,084x = 264,420,121
  5. Step 5: Solve for x
    x = 264,420,121/12,084
  6. Step 6: Final answer
    x = 21,881.84

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.