Home / 54,205.12-74,794.08-31,853.44

Finding the Fourth Proportional to 54,205.12, 74,794.08 and 31,853.44

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Solution

The fourth proportional to 54,205.12, 74,794.08 and 31,853.44 is: 43,952.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,205.12 : 74,794.08 = 31,853.44 : x
  2. Step 2: Convert to fraction form
    54,205.12/74,794.08 = 31,853.44/x
  3. Step 3: Cross multiply
    54,205.12x = 74,794.08 × 31,853.44
  4. Step 4: Simplify right side
    54,205.12x = 2,382,448,739.64
  5. Step 5: Solve for x
    x = 2,382,448,739.64/54,205.12
  6. Step 6: Final answer
    x = 43,952.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.