Home / 57,764.37-86,649.62-18,324.52

Finding the Fourth Proportional to 57,764.37, 86,649.62 and 18,324.52

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Solution

The fourth proportional to 57,764.37, 86,649.62 and 18,324.52 is: 27,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,764.37 : 86,649.62 = 18,324.52 : x
  2. Step 2: Convert to fraction form
    57,764.37/86,649.62 = 18,324.52/x
  3. Step 3: Cross multiply
    57,764.37x = 86,649.62 × 18,324.52
  4. Step 4: Simplify right side
    57,764.37x = 1,587,812,694.68
  5. Step 5: Solve for x
    x = 1,587,812,694.68/57,764.37
  6. Step 6: Final answer
    x = 27,487.75

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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.