Home / 199,253.85-274,962.33-108,607.92

Finding the Fourth Proportional to 199,253.85, 274,962.33 and 108,607.92

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Solution

The fourth proportional to 199,253.85, 274,962.33 and 108,607.92 is: 149,874.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,253.85 : 274,962.33 = 108,607.92 : x
  2. Step 2: Convert to fraction form
    199,253.85/274,962.33 = 108,607.92/x
  3. Step 3: Cross multiply
    199,253.85x = 274,962.33 × 108,607.92
  4. Step 4: Simplify right side
    199,253.85x = 29,863,086,739.65
  5. Step 5: Solve for x
    x = 29,863,086,739.65/199,253.85
  6. Step 6: Final answer
    x = 149,874.58

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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.