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Finding the Fourth Proportional to 267,003.54, 400,505.31 and 109,167.75

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Solution

The fourth proportional to 267,003.54, 400,505.31 and 109,167.75 is: 163,751.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,003.54 : 400,505.31 = 109,167.75 : x
  2. Step 2: Convert to fraction form
    267,003.54/400,505.31 = 109,167.75/x
  3. Step 3: Cross multiply
    267,003.54x = 400,505.31 × 109,167.75
  4. Step 4: Simplify right side
    267,003.54x = 43,722,263,555.75
  5. Step 5: Solve for x
    x = 43,722,263,555.75/267,003.54
  6. Step 6: Final answer
    x = 163,751.63

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1.5x scale

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.