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Finding the Third Proportional to 31,124.25 and 41,478.75

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Solution

The third proportional to 31,124.25 and 41,478.75 is: 55,278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,124.25 : 41,478.75 = 41,478.75 : x
  2. Step 2: Convert to fraction form
    31,124.25/41,478.75 = 41,478.75/x
  3. Step 3: Cross multiply
    31,124.25x = 41,478.75 × 41,478.75
  4. Step 4: Simplify right side
    31,124.25x = 1,720,486,701.56
  5. Step 5: Solve for x
    x = 1,720,486,701.56/31,124.25
  6. Step 6: Final answer
    x = 55,278.01

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.