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Finding the Fourth Proportional to 49,997.56, 68,996.56 and 27,641.56

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Solution

The fourth proportional to 49,997.56, 68,996.56 and 27,641.56 is: 38,145.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,997.56 : 68,996.56 = 27,641.56 : x
  2. Step 2: Convert to fraction form
    49,997.56/68,996.56 = 27,641.56/x
  3. Step 3: Cross multiply
    49,997.56x = 68,996.56 × 27,641.56
  4. Step 4: Simplify right side
    49,997.56x = 1,907,172,553.03
  5. Step 5: Solve for x
    x = 1,907,172,553.03/49,997.56
  6. Step 6: Final answer
    x = 38,145.31

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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.