Home / 54,854.35-82,284.73-15,414.54

Finding the Fourth Proportional to 54,854.35, 82,284.73 and 15,414.54

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Solution

The fourth proportional to 54,854.35, 82,284.73 and 15,414.54 is: 23,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,854.35 : 82,284.73 = 15,414.54 : x
  2. Step 2: Convert to fraction form
    54,854.35/82,284.73 = 15,414.54/x
  3. Step 3: Cross multiply
    54,854.35x = 82,284.73 × 15,414.54
  4. Step 4: Simplify right side
    54,854.35x = 1,268,380,914.87
  5. Step 5: Solve for x
    x = 1,268,380,914.87/54,854.35
  6. Step 6: Final answer
    x = 23,122.71

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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.