Home / 41,878.30-62,817.61-10,288.61

Finding the Fourth Proportional to 41,878.30, 62,817.61 and 10,288.61

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Solution

The fourth proportional to 41,878.30, 62,817.61 and 10,288.61 is: 15,432.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,878.30 : 62,817.61 = 10,288.61 : x
  2. Step 2: Convert to fraction form
    41,878.30/62,817.61 = 10,288.61/x
  3. Step 3: Cross multiply
    41,878.30x = 62,817.61 × 10,288.61
  4. Step 4: Simplify right side
    41,878.30x = 646,305,890.42
  5. Step 5: Solve for x
    x = 646,305,890.42/41,878.30
  6. Step 6: Final answer
    x = 15,432.95

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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.