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Finding the Third Proportional to 18,126 and 27,895

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Solution

The third proportional to 18,126 and 27,895 is: 42,929.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126 : 27,895 = 27,895 : x
  2. Step 2: Convert to fraction form
    18,126/27,895 = 27,895/x
  3. Step 3: Cross multiply
    18,126x = 27,895 × 27,895
  4. Step 4: Simplify right side
    18,126x = 778,131,025
  5. Step 5: Solve for x
    x = 778,131,025/18,126
  6. Step 6: Final answer
    x = 42,929.00

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.