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Finding the Fourth Proportional to 57,997.91, 86,998.67 and 27,596.38

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Solution

The fourth proportional to 57,997.91, 86,998.67 and 27,596.38 is: 41,395.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,997.91 : 86,998.67 = 27,596.38 : x
  2. Step 2: Convert to fraction form
    57,997.91/86,998.67 = 27,596.38/x
  3. Step 3: Cross multiply
    57,997.91x = 86,998.67 × 27,596.38
  4. Step 4: Simplify right side
    57,997.91x = 2,400,848,356.81
  5. Step 5: Solve for x
    x = 2,400,848,356.81/57,997.91
  6. Step 6: Final answer
    x = 41,395.43

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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.