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Finding the Fourth Proportional to 168,350.10, 251,796.15 and 150,708.30

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Solution

The fourth proportional to 168,350.10, 251,796.15 and 150,708.30 is: 225,409.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,350.10 : 251,796.15 = 150,708.30 : x
  2. Step 2: Convert to fraction form
    168,350.10/251,796.15 = 150,708.30/x
  3. Step 3: Cross multiply
    168,350.10x = 251,796.15 × 150,708.30
  4. Step 4: Simplify right side
    168,350.10x = 37,947,769,713.05
  5. Step 5: Solve for x
    x = 37,947,769,713.05/168,350.10
  6. Step 6: Final answer
    x = 225,409.84

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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.