Home / 54,986.16-82,519.72-37,174.80

Finding the Fourth Proportional to 54,986.16, 82,519.72 and 37,174.80

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Solution

The fourth proportional to 54,986.16, 82,519.72 and 37,174.80 is: 55,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,986.16 : 82,519.72 = 37,174.80 : x
  2. Step 2: Convert to fraction form
    54,986.16/82,519.72 = 37,174.80/x
  3. Step 3: Cross multiply
    54,986.16x = 82,519.72 × 37,174.80
  4. Step 4: Simplify right side
    54,986.16x = 3,067,654,087.06
  5. Step 5: Solve for x
    x = 3,067,654,087.06/54,986.16
  6. Step 6: Final answer
    x = 55,789.57

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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.