Home / 57,468.30-86,174.66-20,027.48

Finding the Fourth Proportional to 57,468.30, 86,174.66 and 20,027.48

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Solution

The fourth proportional to 57,468.30, 86,174.66 and 20,027.48 is: 30,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,468.30 : 86,174.66 = 20,027.48 : x
  2. Step 2: Convert to fraction form
    57,468.30/86,174.66 = 20,027.48/x
  3. Step 3: Cross multiply
    57,468.30x = 86,174.66 × 20,027.48
  4. Step 4: Simplify right side
    57,468.30x = 1,725,861,279.66
  5. Step 5: Solve for x
    x = 1,725,861,279.66/57,468.30
  6. Step 6: Final answer
    x = 30,031.54

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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.