Home / 36,829.20-55,243.80-13,452.60

Finding the Fourth Proportional to 36,829.20, 55,243.80 and 13,452.60

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Solution

The fourth proportional to 36,829.20, 55,243.80 and 13,452.60 is: 20,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,829.20 : 55,243.80 = 13,452.60 : x
  2. Step 2: Convert to fraction form
    36,829.20/55,243.80 = 13,452.60/x
  3. Step 3: Cross multiply
    36,829.20x = 55,243.80 × 13,452.60
  4. Step 4: Simplify right side
    36,829.20x = 743,172,743.88
  5. Step 5: Solve for x
    x = 743,172,743.88/36,829.20
  6. Step 6: Final answer
    x = 20,178.90

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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.