Home / 36,739.44-55,125.45-20,943.90

Finding the Fourth Proportional to 36,739.44, 55,125.45 and 20,943.90

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Solution

The fourth proportional to 36,739.44, 55,125.45 and 20,943.90 is: 31,425.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,739.44 : 55,125.45 = 20,943.90 : x
  2. Step 2: Convert to fraction form
    36,739.44/55,125.45 = 20,943.90/x
  3. Step 3: Cross multiply
    36,739.44x = 55,125.45 × 20,943.90
  4. Step 4: Simplify right side
    36,739.44x = 1,154,541,912.26
  5. Step 5: Solve for x
    x = 1,154,541,912.26/36,739.44
  6. Step 6: Final answer
    x = 31,425.14

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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.