Home / 57,847.20-86,820.06-41,247.90

Finding the Fourth Proportional to 57,847.20, 86,820.06 and 41,247.90

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Solution

The fourth proportional to 57,847.20, 86,820.06 and 41,247.90 is: 61,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,847.20 : 86,820.06 = 41,247.90 : x
  2. Step 2: Convert to fraction form
    57,847.20/86,820.06 = 41,247.90/x
  3. Step 3: Cross multiply
    57,847.20x = 86,820.06 × 41,247.90
  4. Step 4: Simplify right side
    57,847.20x = 3,581,145,152.87
  5. Step 5: Solve for x
    x = 3,581,145,152.87/57,847.20
  6. Step 6: Final answer
    x = 61,906.97

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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.