Home / 37,190.33-55,690.26-20,531.87

Finding the Fourth Proportional to 37,190.33, 55,690.26 and 20,531.87

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Solution

The fourth proportional to 37,190.33, 55,690.26 and 20,531.87 is: 30,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,190.33 : 55,690.26 = 20,531.87 : x
  2. Step 2: Convert to fraction form
    37,190.33/55,690.26 = 20,531.87/x
  3. Step 3: Cross multiply
    37,190.33x = 55,690.26 × 20,531.87
  4. Step 4: Simplify right side
    37,190.33x = 1,143,425,240.82
  5. Step 5: Solve for x
    x = 1,143,425,240.82/37,190.33
  6. Step 6: Final answer
    x = 30,745.23

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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.