Home / 54,750.24-82,099.80-28,447.92

Finding the Fourth Proportional to 54,750.24, 82,099.80 and 28,447.92

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Solution

The fourth proportional to 54,750.24, 82,099.80 and 28,447.92 is: 42,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,750.24 : 82,099.80 = 28,447.92 : x
  2. Step 2: Convert to fraction form
    54,750.24/82,099.80 = 28,447.92/x
  3. Step 3: Cross multiply
    54,750.24x = 82,099.80 × 28,447.92
  4. Step 4: Simplify right side
    54,750.24x = 2,335,568,542.42
  5. Step 5: Solve for x
    x = 2,335,568,542.42/54,750.24
  6. Step 6: Final answer
    x = 42,658.60

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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.