Home / 57,027.72-85,542.66-53,943.24

Finding the Fourth Proportional to 57,027.72, 85,542.66 and 53,943.24

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Solution

The fourth proportional to 57,027.72, 85,542.66 and 53,943.24 is: 80,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,027.72 : 85,542.66 = 53,943.24 : x
  2. Step 2: Convert to fraction form
    57,027.72/85,542.66 = 53,943.24/x
  3. Step 3: Cross multiply
    57,027.72x = 85,542.66 × 53,943.24
  4. Step 4: Simplify right side
    57,027.72x = 4,614,448,238.62
  5. Step 5: Solve for x
    x = 4,614,448,238.62/57,027.72
  6. Step 6: Final answer
    x = 80,915.88

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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.