Home / 43,961.33-65,939.27-18,983.87

Finding the Fourth Proportional to 43,961.33, 65,939.27 and 18,983.87

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Solution

The fourth proportional to 43,961.33, 65,939.27 and 18,983.87 is: 28,474.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,961.33 : 65,939.27 = 18,983.87 : x
  2. Step 2: Convert to fraction form
    43,961.33/65,939.27 = 18,983.87/x
  3. Step 3: Cross multiply
    43,961.33x = 65,939.27 × 18,983.87
  4. Step 4: Simplify right side
    43,961.33x = 1,251,782,352.23
  5. Step 5: Solve for x
    x = 1,251,782,352.23/43,961.33
  6. Step 6: Final answer
    x = 28,474.62

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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.