Home / 87,462.72-131,194-37,510.56

Finding the Fourth Proportional to 87,462.72, 131,194 and 37,510.56

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Solution

The fourth proportional to 87,462.72, 131,194 and 37,510.56 is: 56,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,462.72 : 131,194 = 37,510.56 : x
  2. Step 2: Convert to fraction form
    87,462.72/131,194 = 37,510.56/x
  3. Step 3: Cross multiply
    87,462.72x = 131,194 × 37,510.56
  4. Step 4: Simplify right side
    87,462.72x = 4,921,160,408.64
  5. Step 5: Solve for x
    x = 4,921,160,408.64/87,462.72
  6. Step 6: Final answer
    x = 56,265.81

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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.