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Finding the Fourth Proportional to 41,599.92, 62,360.52 and 13,878

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Solution

The fourth proportional to 41,599.92, 62,360.52 and 13,878 is: 20,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,599.92 : 62,360.52 = 13,878 : x
  2. Step 2: Convert to fraction form
    41,599.92/62,360.52 = 13,878/x
  3. Step 3: Cross multiply
    41,599.92x = 62,360.52 × 13,878
  4. Step 4: Simplify right side
    41,599.92x = 865,439,296.56
  5. Step 5: Solve for x
    x = 865,439,296.56/41,599.92
  6. Step 6: Final answer
    x = 20,803.87

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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.