Home / 200,296.25-276,408.81-109,651.94

Finding the Fourth Proportional to 200,296.25, 276,408.81 and 109,651.94

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Solution

The fourth proportional to 200,296.25, 276,408.81 and 109,651.94 is: 151,319.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,296.25 : 276,408.81 = 109,651.94 : x
  2. Step 2: Convert to fraction form
    200,296.25/276,408.81 = 109,651.94/x
  3. Step 3: Cross multiply
    200,296.25x = 276,408.81 × 109,651.94
  4. Step 4: Simplify right side
    200,296.25x = 30,308,760,867.55
  5. Step 5: Solve for x
    x = 30,308,760,867.55/200,296.25
  6. Step 6: Final answer
    x = 151,319.66

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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.