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Finding the Third Proportional to 14,562 and 21,975

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Solution

The third proportional to 14,562 and 21,975 is: 33,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,562 : 21,975 = 21,975 : x
  2. Step 2: Convert to fraction form
    14,562/21,975 = 21,975/x
  3. Step 3: Cross multiply
    14,562x = 21,975 × 21,975
  4. Step 4: Simplify right side
    14,562x = 482,900,625
  5. Step 5: Solve for x
    x = 482,900,625/14,562
  6. Step 6: Final answer
    x = 33,161.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.