Home / 56,493.20-84,723.60-17,040.80

Finding the Fourth Proportional to 56,493.20, 84,723.60 and 17,040.80

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Solution

The fourth proportional to 56,493.20, 84,723.60 and 17,040.80 is: 25,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,493.20 : 84,723.60 = 17,040.80 : x
  2. Step 2: Convert to fraction form
    56,493.20/84,723.60 = 17,040.80/x
  3. Step 3: Cross multiply
    56,493.20x = 84,723.60 × 17,040.80
  4. Step 4: Simplify right side
    56,493.20x = 1,443,757,922.88
  5. Step 5: Solve for x
    x = 1,443,757,922.88/56,493.20
  6. Step 6: Final answer
    x = 25,556.31

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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.