Home / 199,822.14-275,758.52-109,183.71

Finding the Fourth Proportional to 199,822.14, 275,758.52 and 109,183.71

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Solution

The fourth proportional to 199,822.14, 275,758.52 and 109,183.71 is: 150,675.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,822.14 : 275,758.52 = 109,183.71 : x
  2. Step 2: Convert to fraction form
    199,822.14/275,758.52 = 109,183.71/x
  3. Step 3: Cross multiply
    199,822.14x = 275,758.52 × 109,183.71
  4. Step 4: Simplify right side
    199,822.14x = 30,108,338,277.71
  5. Step 5: Solve for x
    x = 30,108,338,277.71/199,822.14
  6. Step 6: Final answer
    x = 150,675.69

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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.