Home / 54,600.46-81,891.56-15,161.56

Finding the Fourth Proportional to 54,600.46, 81,891.56 and 15,161.56

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Solution

The fourth proportional to 54,600.46, 81,891.56 and 15,161.56 is: 22,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,600.46 : 81,891.56 = 15,161.56 : x
  2. Step 2: Convert to fraction form
    54,600.46/81,891.56 = 15,161.56/x
  3. Step 3: Cross multiply
    54,600.46x = 81,891.56 × 15,161.56
  4. Step 4: Simplify right side
    54,600.46x = 1,241,603,800.43
  5. Step 5: Solve for x
    x = 1,241,603,800.43/54,600.46
  6. Step 6: Final answer
    x = 22,739.80

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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.