Home / 57,163.19-85,591.18-46,589.87

Finding the Fourth Proportional to 57,163.19, 85,591.18 and 46,589.87

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Solution

The fourth proportional to 57,163.19, 85,591.18 and 46,589.87 is: 69,759.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,163.19 : 85,591.18 = 46,589.87 : x
  2. Step 2: Convert to fraction form
    57,163.19/85,591.18 = 46,589.87/x
  3. Step 3: Cross multiply
    57,163.19x = 85,591.18 × 46,589.87
  4. Step 4: Simplify right side
    57,163.19x = 3,987,681,949.35
  5. Step 5: Solve for x
    x = 3,987,681,949.35/57,163.19
  6. Step 6: Final answer
    x = 69,759.61

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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.