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Finding the Third Proportional to 25,268 and 36,981

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Solution

The third proportional to 25,268 and 36,981 is: 54,123.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,268 : 36,981 = 36,981 : x
  2. Step 2: Convert to fraction form
    25,268/36,981 = 36,981/x
  3. Step 3: Cross multiply
    25,268x = 36,981 × 36,981
  4. Step 4: Simplify right side
    25,268x = 1,367,594,361
  5. Step 5: Solve for x
    x = 1,367,594,361/25,268
  6. Step 6: Final answer
    x = 54,123.57

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.