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Finding the Fourth Proportional to 25,392.68, 38,093.44 and 10,612

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Solution

The fourth proportional to 25,392.68, 38,093.44 and 10,612 is: 15,919.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392.68 : 38,093.44 = 10,612 : x
  2. Step 2: Convert to fraction form
    25,392.68/38,093.44 = 10,612/x
  3. Step 3: Cross multiply
    25,392.68x = 38,093.44 × 10,612
  4. Step 4: Simplify right side
    25,392.68x = 404,247,585.28
  5. Step 5: Solve for x
    x = 404,247,585.28/25,392.68
  6. Step 6: Final answer
    x = 15,919.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.