Home / 54,687.11-82,040.88-37,661.79

Finding the Fourth Proportional to 54,687.11, 82,040.88 and 37,661.79

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Solution

The fourth proportional to 54,687.11, 82,040.88 and 37,661.79 is: 56,499.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,687.11 : 82,040.88 = 37,661.79 : x
  2. Step 2: Convert to fraction form
    54,687.11/82,040.88 = 37,661.79/x
  3. Step 3: Cross multiply
    54,687.11x = 82,040.88 × 37,661.79
  4. Step 4: Simplify right side
    54,687.11x = 3,089,806,711.44
  5. Step 5: Solve for x
    x = 3,089,806,711.44/54,687.11
  6. Step 6: Final answer
    x = 56,499.73

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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.