Home / 199,184.25-274,867.30-108,538.39

Finding the Fourth Proportional to 199,184.25, 274,867.30 and 108,538.39

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Solution

The fourth proportional to 199,184.25, 274,867.30 and 108,538.39 is: 149,779.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,184.25 : 274,867.30 = 108,538.39 : x
  2. Step 2: Convert to fraction form
    199,184.25/274,867.30 = 108,538.39/x
  3. Step 3: Cross multiply
    199,184.25x = 274,867.30 × 108,538.39
  4. Step 4: Simplify right side
    199,184.25x = 29,833,654,205.65
  5. Step 5: Solve for x
    x = 29,833,654,205.65/199,184.25
  6. Step 6: Final answer
    x = 149,779.18

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1.5x scale

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.