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Finding the Fourth Proportional to 199,384.48, 275,149.20 and 109,960.48

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Solution

The fourth proportional to 199,384.48, 275,149.20 and 109,960.48 is: 151,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,384.48 : 275,149.20 = 109,960.48 : x
  2. Step 2: Convert to fraction form
    199,384.48/275,149.20 = 109,960.48/x
  3. Step 3: Cross multiply
    199,384.48x = 275,149.20 × 109,960.48
  4. Step 4: Simplify right side
    199,384.48x = 30,255,538,103.62
  5. Step 5: Solve for x
    x = 30,255,538,103.62/199,384.48
  6. Step 6: Final answer
    x = 151,744.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.