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Finding the Fourth Proportional to 367,022.61, 550,468.17 and 100,748.07

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Solution

The fourth proportional to 367,022.61, 550,468.17 and 100,748.07 is: 151,104.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,022.61 : 550,468.17 = 100,748.07 : x
  2. Step 2: Convert to fraction form
    367,022.61/550,468.17 = 100,748.07/x
  3. Step 3: Cross multiply
    367,022.61x = 550,468.17 × 100,748.07
  4. Step 4: Simplify right side
    367,022.61x = 55,458,605,723.93
  5. Step 5: Solve for x
    x = 55,458,605,723.93/367,022.61
  6. Step 6: Final answer
    x = 151,104.06

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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.