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Finding the Fourth Proportional to 50,673.82, 69,912.80 and 32,791.44

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Solution

The fourth proportional to 50,673.82, 69,912.80 and 32,791.44 is: 45,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,673.82 : 69,912.80 = 32,791.44 : x
  2. Step 2: Convert to fraction form
    50,673.82/69,912.80 = 32,791.44/x
  3. Step 3: Cross multiply
    50,673.82x = 69,912.80 × 32,791.44
  4. Step 4: Simplify right side
    50,673.82x = 2,292,541,386.43
  5. Step 5: Solve for x
    x = 2,292,541,386.43/50,673.82
  6. Step 6: Final answer
    x = 45,241.14

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1.5x scale

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.