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Finding the Fourth Proportional to 367,023.11, 550,468.92 and 100,748.57

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Solution

The fourth proportional to 367,023.11, 550,468.92 and 100,748.57 is: 151,104.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,023.11 : 550,468.92 = 100,748.57 : x
  2. Step 2: Convert to fraction form
    367,023.11/550,468.92 = 100,748.57/x
  3. Step 3: Cross multiply
    367,023.11x = 550,468.92 × 100,748.57
  4. Step 4: Simplify right side
    367,023.11x = 55,458,956,519.44
  5. Step 5: Solve for x
    x = 55,458,956,519.44/367,023.11
  6. Step 6: Final answer
    x = 151,104.81

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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.