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Finding the Fourth Proportional to 183,271.43, 252,914.22 and 111,651.48

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Solution

The fourth proportional to 183,271.43, 252,914.22 and 111,651.48 is: 154,078.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,271.43 : 252,914.22 = 111,651.48 : x
  2. Step 2: Convert to fraction form
    183,271.43/252,914.22 = 111,651.48/x
  3. Step 3: Cross multiply
    183,271.43x = 252,914.22 × 111,651.48
  4. Step 4: Simplify right side
    183,271.43x = 28,238,246,976.05
  5. Step 5: Solve for x
    x = 28,238,246,976.05/183,271.43
  6. Step 6: Final answer
    x = 154,078.83

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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.