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Finding the Fourth Proportional to 267,197.06, 400,793.79 and 109,425.26

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Solution

The fourth proportional to 267,197.06, 400,793.79 and 109,425.26 is: 164,137.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,197.06 : 400,793.79 = 109,425.26 : x
  2. Step 2: Convert to fraction form
    267,197.06/400,793.79 = 109,425.26/x
  3. Step 3: Cross multiply
    267,197.06x = 400,793.79 × 109,425.26
  4. Step 4: Simplify right side
    267,197.06x = 43,856,964,677.14
  5. Step 5: Solve for x
    x = 43,856,964,677.14/267,197.06
  6. Step 6: Final answer
    x = 164,137.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.