Home / 199,198.19-274,886.52-108,552.31

Finding the Fourth Proportional to 199,198.19, 274,886.52 and 108,552.31

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Solution

The fourth proportional to 199,198.19, 274,886.52 and 108,552.31 is: 149,798.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,198.19 : 274,886.52 = 108,552.31 : x
  2. Step 2: Convert to fraction form
    199,198.19/274,886.52 = 108,552.31/x
  3. Step 3: Cross multiply
    199,198.19x = 274,886.52 × 108,552.31
  4. Step 4: Simplify right side
    199,198.19x = 29,839,565,359.43
  5. Step 5: Solve for x
    x = 29,839,565,359.43/199,198.19
  6. Step 6: Final answer
    x = 149,798.38

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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.