Home / 43,766.97-65,660.22-12,599.79

Finding the Fourth Proportional to 43,766.97, 65,660.22 and 12,599.79

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Solution

The fourth proportional to 43,766.97, 65,660.22 and 12,599.79 is: 18,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,766.97 : 65,660.22 = 12,599.79 : x
  2. Step 2: Convert to fraction form
    43,766.97/65,660.22 = 12,599.79/x
  3. Step 3: Cross multiply
    43,766.97x = 65,660.22 × 12,599.79
  4. Step 4: Simplify right side
    43,766.97x = 827,304,983.35
  5. Step 5: Solve for x
    x = 827,304,983.35/43,766.97
  6. Step 6: Final answer
    x = 18,902.50

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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.