Home / 200,167.86-276,227.10-109,522.80

Finding the Fourth Proportional to 200,167.86, 276,227.10 and 109,522.80

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Solution

The fourth proportional to 200,167.86, 276,227.10 and 109,522.80 is: 151,138.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,167.86 : 276,227.10 = 109,522.80 : x
  2. Step 2: Convert to fraction form
    200,167.86/276,227.10 = 109,522.80/x
  3. Step 3: Cross multiply
    200,167.86x = 276,227.10 × 109,522.80
  4. Step 4: Simplify right side
    200,167.86x = 30,253,165,427.88
  5. Step 5: Solve for x
    x = 30,253,165,427.88/200,167.86
  6. Step 6: Final answer
    x = 151,138.98

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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.