Home / 54,918.67-82,378.44-35,959.28

Finding the Fourth Proportional to 54,918.67, 82,378.44 and 35,959.28

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Solution

The fourth proportional to 54,918.67, 82,378.44 and 35,959.28 is: 53,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,918.67 : 82,378.44 = 35,959.28 : x
  2. Step 2: Convert to fraction form
    54,918.67/82,378.44 = 35,959.28/x
  3. Step 3: Cross multiply
    54,918.67x = 82,378.44 × 35,959.28
  4. Step 4: Simplify right side
    54,918.67x = 2,962,269,505.97
  5. Step 5: Solve for x
    x = 2,962,269,505.97/54,918.67
  6. Step 6: Final answer
    x = 53,939.21

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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.