Home / 87,366.03-131,099.82-36,761.34

Finding the Fourth Proportional to 87,366.03, 131,099.82 and 36,761.34

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Solution

The fourth proportional to 87,366.03, 131,099.82 and 36,761.34 is: 55,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,366.03 : 131,099.82 = 36,761.34 : x
  2. Step 2: Convert to fraction form
    87,366.03/131,099.82 = 36,761.34/x
  3. Step 3: Cross multiply
    87,366.03x = 131,099.82 × 36,761.34
  4. Step 4: Simplify right side
    87,366.03x = 4,819,405,056.96
  5. Step 5: Solve for x
    x = 4,819,405,056.96/87,366.03
  6. Step 6: Final answer
    x = 55,163.37

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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.