Home / 43,027.92-64,540.92-11,863.44

Finding the Fourth Proportional to 43,027.92, 64,540.92 and 11,863.44

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Solution

The fourth proportional to 43,027.92, 64,540.92 and 11,863.44 is: 17,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,027.92 : 64,540.92 = 11,863.44 : x
  2. Step 2: Convert to fraction form
    43,027.92/64,540.92 = 11,863.44/x
  3. Step 3: Cross multiply
    43,027.92x = 64,540.92 × 11,863.44
  4. Step 4: Simplify right side
    43,027.92x = 765,677,331.96
  5. Step 5: Solve for x
    x = 765,677,331.96/43,027.92
  6. Step 6: Final answer
    x = 17,794.90

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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.