Home / 87,408.23-131,112.50-37,455.93

Finding the Fourth Proportional to 87,408.23, 131,112.50 and 37,455.93

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Solution

The fourth proportional to 87,408.23, 131,112.50 and 37,455.93 is: 56,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,408.23 : 131,112.50 = 37,455.93 : x
  2. Step 2: Convert to fraction form
    87,408.23/131,112.50 = 37,455.93/x
  3. Step 3: Cross multiply
    87,408.23x = 131,112.50 × 37,455.93
  4. Step 4: Simplify right side
    87,408.23x = 4,910,940,434.85
  5. Step 5: Solve for x
    x = 4,910,940,434.85/87,408.23
  6. Step 6: Final answer
    x = 56,183.96

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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.