Home / 36,825.32-55,262.19-20,197.02

Finding the Fourth Proportional to 36,825.32, 55,262.19 and 20,197.02

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Solution

The fourth proportional to 36,825.32, 55,262.19 and 20,197.02 is: 30,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,825.32 : 55,262.19 = 20,197.02 : x
  2. Step 2: Convert to fraction form
    36,825.32/55,262.19 = 20,197.02/x
  3. Step 3: Cross multiply
    36,825.32x = 55,262.19 × 20,197.02
  4. Step 4: Simplify right side
    36,825.32x = 1,116,131,627.42
  5. Step 5: Solve for x
    x = 1,116,131,627.42/36,825.32
  6. Step 6: Final answer
    x = 30,308.81

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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.