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Finding the Third Proportional to 15,981.75 and 24,814.13

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Solution

The third proportional to 15,981.75 and 24,814.13 is: 38,527.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981.75 : 24,814.13 = 24,814.13 : x
  2. Step 2: Convert to fraction form
    15,981.75/24,814.13 = 24,814.13/x
  3. Step 3: Cross multiply
    15,981.75x = 24,814.13 × 24,814.13
  4. Step 4: Simplify right side
    15,981.75x = 615,740,799.52
  5. Step 5: Solve for x
    x = 615,740,799.52/15,981.75
  6. Step 6: Final answer
    x = 38,527.75

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.