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Finding the Fourth Proportional to 73,327.02, 101,190.78 and 39,793.02

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Solution

The fourth proportional to 73,327.02, 101,190.78 and 39,793.02 is: 54,914.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,327.02 : 101,190.78 = 39,793.02 : x
  2. Step 2: Convert to fraction form
    73,327.02/101,190.78 = 39,793.02/x
  3. Step 3: Cross multiply
    73,327.02x = 101,190.78 × 39,793.02
  4. Step 4: Simplify right side
    73,327.02x = 4,026,686,732.36
  5. Step 5: Solve for x
    x = 4,026,686,732.36/73,327.02
  6. Step 6: Final answer
    x = 54,914.09

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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.