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Finding the Fourth Proportional to 50,171.88, 69,237.97 and 27,512.94

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Solution

The fourth proportional to 50,171.88, 69,237.97 and 27,512.94 is: 37,968.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,171.88 : 69,237.97 = 27,512.94 : x
  2. Step 2: Convert to fraction form
    50,171.88/69,237.97 = 27,512.94/x
  3. Step 3: Cross multiply
    50,171.88x = 69,237.97 × 27,512.94
  4. Step 4: Simplify right side
    50,171.88x = 1,904,940,114.33
  5. Step 5: Solve for x
    x = 1,904,940,114.33/50,171.88
  6. Step 6: Final answer
    x = 37,968.28

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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.