Home / 200,412.01-276,568.69-109,767.95

Finding the Fourth Proportional to 200,412.01, 276,568.69 and 109,767.95

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Solution

The fourth proportional to 200,412.01, 276,568.69 and 109,767.95 is: 151,479.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,412.01 : 276,568.69 = 109,767.95 : x
  2. Step 2: Convert to fraction form
    200,412.01/276,568.69 = 109,767.95/x
  3. Step 3: Cross multiply
    200,412.01x = 276,568.69 × 109,767.95
  4. Step 4: Simplify right side
    200,412.01x = 30,358,378,135.49
  5. Step 5: Solve for x
    x = 30,358,378,135.49/200,412.01
  6. Step 6: Final answer
    x = 151,479.83

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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.