Home / 40,201.20-60,366.60-30,351.60

Finding the Fourth Proportional to 40,201.20, 60,366.60 and 30,351.60

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Solution

The fourth proportional to 40,201.20, 60,366.60 and 30,351.60 is: 45,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,201.20 : 60,366.60 = 30,351.60 : x
  2. Step 2: Convert to fraction form
    40,201.20/60,366.60 = 30,351.60/x
  3. Step 3: Cross multiply
    40,201.20x = 60,366.60 × 30,351.60
  4. Step 4: Simplify right side
    40,201.20x = 1,832,222,896.56
  5. Step 5: Solve for x
    x = 1,832,222,896.56/40,201.20
  6. Step 6: Final answer
    x = 45,576.32

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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.