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Finding the Third Proportional to 14,166 and 21,251.25

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Solution

The third proportional to 14,166 and 21,251.25 is: 31,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166 : 21,251.25 = 21,251.25 : x
  2. Step 2: Convert to fraction form
    14,166/21,251.25 = 21,251.25/x
  3. Step 3: Cross multiply
    14,166x = 21,251.25 × 21,251.25
  4. Step 4: Simplify right side
    14,166x = 451,615,626.56
  5. Step 5: Solve for x
    x = 451,615,626.56/14,166
  6. Step 6: Final answer
    x = 31,880.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.