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Finding the Fourth Proportional to 57,791.44, 86,699.28 and 32,843.04

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Solution

The fourth proportional to 57,791.44, 86,699.28 and 32,843.04 is: 49,271.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,791.44 : 86,699.28 = 32,843.04 : x
  2. Step 2: Convert to fraction form
    57,791.44/86,699.28 = 32,843.04/x
  3. Step 3: Cross multiply
    57,791.44x = 86,699.28 × 32,843.04
  4. Step 4: Simplify right side
    57,791.44x = 2,847,467,921.01
  5. Step 5: Solve for x
    x = 2,847,467,921.01/57,791.44
  6. Step 6: Final answer
    x = 49,271.45

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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.