Home / 199,240.12-274,948.94-108,595.80

Finding the Fourth Proportional to 199,240.12, 274,948.94 and 108,595.80

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Solution

The fourth proportional to 199,240.12, 274,948.94 and 108,595.80 is: 149,860.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,240.12 : 274,948.94 = 108,595.80 : x
  2. Step 2: Convert to fraction form
    199,240.12/274,948.94 = 108,595.80/x
  3. Step 3: Cross multiply
    199,240.12x = 274,948.94 × 108,595.80
  4. Step 4: Simplify right side
    199,240.12x = 29,858,300,098.45
  5. Step 5: Solve for x
    x = 29,858,300,098.45/199,240.12
  6. Step 6: Final answer
    x = 149,860.89

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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.