Home / 57,750.24-86,659.92-33,143.52

Finding the Fourth Proportional to 57,750.24, 86,659.92 and 33,143.52

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Solution

The fourth proportional to 57,750.24, 86,659.92 and 33,143.52 is: 49,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,750.24 : 86,659.92 = 33,143.52 : x
  2. Step 2: Convert to fraction form
    57,750.24/86,659.92 = 33,143.52/x
  3. Step 3: Cross multiply
    57,750.24x = 86,659.92 × 33,143.52
  4. Step 4: Simplify right side
    57,750.24x = 2,872,214,791.72
  5. Step 5: Solve for x
    x = 2,872,214,791.72/57,750.24
  6. Step 6: Final answer
    x = 49,735.11

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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.