Home / 199,089.85-274,751.04-108,447.61

Finding the Fourth Proportional to 199,089.85, 274,751.04 and 108,447.61

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Solution

The fourth proportional to 199,089.85, 274,751.04 and 108,447.61 is: 149,661.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,089.85 : 274,751.04 = 108,447.61 : x
  2. Step 2: Convert to fraction form
    199,089.85/274,751.04 = 108,447.61/x
  3. Step 3: Cross multiply
    199,089.85x = 274,751.04 × 108,447.61
  4. Step 4: Simplify right side
    199,089.85x = 29,796,093,633.01
  5. Step 5: Solve for x
    x = 29,796,093,633.01/199,089.85
  6. Step 6: Final answer
    x = 149,661.54

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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.