Home / 199,208.42-274,899.59-108,562.44

Finding the Fourth Proportional to 199,208.42, 274,899.59 and 108,562.44

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Solution

The fourth proportional to 199,208.42, 274,899.59 and 108,562.44 is: 149,811.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,208.42 : 274,899.59 = 108,562.44 : x
  2. Step 2: Convert to fraction form
    199,208.42/274,899.59 = 108,562.44/x
  3. Step 3: Cross multiply
    199,208.42x = 274,899.59 × 108,562.44
  4. Step 4: Simplify right side
    199,208.42x = 29,843,769,702.59
  5. Step 5: Solve for x
    x = 29,843,769,702.59/199,208.42
  6. Step 6: Final answer
    x = 149,811.79

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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.