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Finding the Third Proportional to 53,626 and 81,592

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Solution

The third proportional to 53,626 and 81,592 is: 124,142.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,626 : 81,592 = 81,592 : x
  2. Step 2: Convert to fraction form
    53,626/81,592 = 81,592/x
  3. Step 3: Cross multiply
    53,626x = 81,592 × 81,592
  4. Step 4: Simplify right side
    53,626x = 6,657,254,464
  5. Step 5: Solve for x
    x = 6,657,254,464/53,626
  6. Step 6: Final answer
    x = 124,142.29

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.