Home / 43,601.71-65,441.45-20,241.31

Finding the Fourth Proportional to 43,601.71, 65,441.45 and 20,241.31

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Solution

The fourth proportional to 43,601.71, 65,441.45 and 20,241.31 is: 30,380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,601.71 : 65,441.45 = 20,241.31 : x
  2. Step 2: Convert to fraction form
    43,601.71/65,441.45 = 20,241.31/x
  3. Step 3: Cross multiply
    43,601.71x = 65,441.45 × 20,241.31
  4. Step 4: Simplify right side
    43,601.71x = 1,324,620,676.30
  5. Step 5: Solve for x
    x = 1,324,620,676.30/43,601.71
  6. Step 6: Final answer
    x = 30,380.02

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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.