Home / 54,979.97-82,429.58-17,518.48

Finding the Fourth Proportional to 54,979.97, 82,429.58 and 17,518.48

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Solution

The fourth proportional to 54,979.97, 82,429.58 and 17,518.48 is: 26,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,979.97 : 82,429.58 = 17,518.48 : x
  2. Step 2: Convert to fraction form
    54,979.97/82,429.58 = 17,518.48/x
  3. Step 3: Cross multiply
    54,979.97x = 82,429.58 × 17,518.48
  4. Step 4: Simplify right side
    54,979.97x = 1,444,040,786.36
  5. Step 5: Solve for x
    x = 1,444,040,786.36/54,979.97
  6. Step 6: Final answer
    x = 26,264.85

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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.