Home / 200,198.46-276,273.90-109,554.44

Finding the Fourth Proportional to 200,198.46, 276,273.90 and 109,554.44

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Solution

The fourth proportional to 200,198.46, 276,273.90 and 109,554.44 is: 151,185.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,198.46 : 276,273.90 = 109,554.44 : x
  2. Step 2: Convert to fraction form
    200,198.46/276,273.90 = 109,554.44/x
  3. Step 3: Cross multiply
    200,198.46x = 276,273.90 × 109,554.44
  4. Step 4: Simplify right side
    200,198.46x = 30,267,031,853.34
  5. Step 5: Solve for x
    x = 30,267,031,853.34/200,198.46
  6. Step 6: Final answer
    x = 151,185.14

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1.5x scale

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.