Home / 100,406.35-150,604.96-44,231.43

Finding the Fourth Proportional to 100,406.35, 150,604.96 and 44,231.43

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Solution

The fourth proportional to 100,406.35, 150,604.96 and 44,231.43 is: 66,345.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,406.35 : 150,604.96 = 44,231.43 : x
  2. Step 2: Convert to fraction form
    100,406.35/150,604.96 = 44,231.43/x
  3. Step 3: Cross multiply
    100,406.35x = 150,604.96 × 44,231.43
  4. Step 4: Simplify right side
    100,406.35x = 6,661,472,745.89
  5. Step 5: Solve for x
    x = 6,661,472,745.89/100,406.35
  6. Step 6: Final answer
    x = 66,345.13

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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.