Home / 87,709.70-131,556.35-24,535.51

Finding the Fourth Proportional to 87,709.70, 131,556.35 and 24,535.51

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Solution

The fourth proportional to 87,709.70, 131,556.35 and 24,535.51 is: 36,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,709.70 : 131,556.35 = 24,535.51 : x
  2. Step 2: Convert to fraction form
    87,709.70/131,556.35 = 24,535.51/x
  3. Step 3: Cross multiply
    87,709.70x = 131,556.35 × 24,535.51
  4. Step 4: Simplify right side
    87,709.70x = 3,227,801,873.44
  5. Step 5: Solve for x
    x = 3,227,801,873.44/87,709.70
  6. Step 6: Final answer
    x = 36,800.97

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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.