Home / 200,491.74-276,678.42-109,853.36

Finding the Fourth Proportional to 200,491.74, 276,678.42 and 109,853.36

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Solution

The fourth proportional to 200,491.74, 276,678.42 and 109,853.36 is: 151,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,491.74 : 276,678.42 = 109,853.36 : x
  2. Step 2: Convert to fraction form
    200,491.74/276,678.42 = 109,853.36/x
  3. Step 3: Cross multiply
    200,491.74x = 276,678.42 × 109,853.36
  4. Step 4: Simplify right side
    200,491.74x = 30,394,054,076.49
  5. Step 5: Solve for x
    x = 30,394,054,076.49/200,491.74
  6. Step 6: Final answer
    x = 151,597.54

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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.