Home / 200,432.43-276,596.82-109,791.66

Finding the Fourth Proportional to 200,432.43, 276,596.82 and 109,791.66

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Solution

The fourth proportional to 200,432.43, 276,596.82 and 109,791.66 is: 151,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,432.43 : 276,596.82 = 109,791.66 : x
  2. Step 2: Convert to fraction form
    200,432.43/276,596.82 = 109,791.66/x
  3. Step 3: Cross multiply
    200,432.43x = 276,596.82 × 109,791.66
  4. Step 4: Simplify right side
    200,432.43x = 30,368,023,969.04
  5. Step 5: Solve for x
    x = 30,368,023,969.04/200,432.43
  6. Step 6: Final answer
    x = 151,512.52

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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.