Home / 41,986.46-62,990.04-12,404.18

Finding the Fourth Proportional to 41,986.46, 62,990.04 and 12,404.18

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Solution

The fourth proportional to 41,986.46, 62,990.04 and 12,404.18 is: 18,609.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,986.46 : 62,990.04 = 12,404.18 : x
  2. Step 2: Convert to fraction form
    41,986.46/62,990.04 = 12,404.18/x
  3. Step 3: Cross multiply
    41,986.46x = 62,990.04 × 12,404.18
  4. Step 4: Simplify right side
    41,986.46x = 781,339,794.37
  5. Step 5: Solve for x
    x = 781,339,794.37/41,986.46
  6. Step 6: Final answer
    x = 18,609.33

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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.