Home / 200,501.10-276,694.94-109,865.90

Finding the Fourth Proportional to 200,501.10, 276,694.94 and 109,865.90

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Solution

The fourth proportional to 200,501.10, 276,694.94 and 109,865.90 is: 151,616.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,501.10 : 276,694.94 = 109,865.90 : x
  2. Step 2: Convert to fraction form
    200,501.10/276,694.94 = 109,865.90/x
  3. Step 3: Cross multiply
    200,501.10x = 276,694.94 × 109,865.90
  4. Step 4: Simplify right side
    200,501.10x = 30,399,336,675.74
  5. Step 5: Solve for x
    x = 30,399,336,675.74/200,501.10
  6. Step 6: Final answer
    x = 151,616.81

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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.