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Finding the Third Proportional to 53,592 and 81,636

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Solution

The third proportional to 53,592 and 81,636 is: 124,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,592 : 81,636 = 81,636 : x
  2. Step 2: Convert to fraction form
    53,592/81,636 = 81,636/x
  3. Step 3: Cross multiply
    53,592x = 81,636 × 81,636
  4. Step 4: Simplify right side
    53,592x = 6,664,436,496
  5. Step 5: Solve for x
    x = 6,664,436,496/53,592
  6. Step 6: Final answer
    x = 124,355.06

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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.