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Finding the Fourth Proportional to 50,375.64, 69,517.26 and 29,154.48

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Solution

The fourth proportional to 50,375.64, 69,517.26 and 29,154.48 is: 40,232.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,375.64 : 69,517.26 = 29,154.48 : x
  2. Step 2: Convert to fraction form
    50,375.64/69,517.26 = 29,154.48/x
  3. Step 3: Cross multiply
    50,375.64x = 69,517.26 × 29,154.48
  4. Step 4: Simplify right side
    50,375.64x = 2,026,739,566.32
  5. Step 5: Solve for x
    x = 2,026,739,566.32/50,375.64
  6. Step 6: Final answer
    x = 40,232.53

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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.