Home / 37,188.11-55,790.37-12,227.15

Finding the Fourth Proportional to 37,188.11, 55,790.37 and 12,227.15

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Solution

The fourth proportional to 37,188.11, 55,790.37 and 12,227.15 is: 18,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,188.11 : 55,790.37 = 12,227.15 : x
  2. Step 2: Convert to fraction form
    37,188.11/55,790.37 = 12,227.15/x
  3. Step 3: Cross multiply
    37,188.11x = 55,790.37 × 12,227.15
  4. Step 4: Simplify right side
    37,188.11x = 682,157,362.02
  5. Step 5: Solve for x
    x = 682,157,362.02/37,188.11
  6. Step 6: Final answer
    x = 18,343.43

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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.