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Finding the Fourth Proportional to 73,682.79, 101,694.56 and 43,475.60

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Solution

The fourth proportional to 73,682.79, 101,694.56 and 43,475.60 is: 60,003.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,682.79 : 101,694.56 = 43,475.60 : x
  2. Step 2: Convert to fraction form
    73,682.79/101,694.56 = 43,475.60/x
  3. Step 3: Cross multiply
    73,682.79x = 101,694.56 × 43,475.60
  4. Step 4: Simplify right side
    73,682.79x = 4,421,231,286.89
  5. Step 5: Solve for x
    x = 4,421,231,286.89/73,682.79
  6. Step 6: Final answer
    x = 60,003.58

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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.