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Finding the Fourth Proportional to 73,694.90, 101,681.11 and 43,050.58

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Solution

The fourth proportional to 73,694.90, 101,681.11 and 43,050.58 is: 59,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,694.90 : 101,681.11 = 43,050.58 : x
  2. Step 2: Convert to fraction form
    73,694.90/101,681.11 = 43,050.58/x
  3. Step 3: Cross multiply
    73,694.90x = 101,681.11 × 43,050.58
  4. Step 4: Simplify right side
    73,694.90x = 4,377,430,760.54
  5. Step 5: Solve for x
    x = 4,377,430,760.54/73,694.90
  6. Step 6: Final answer
    x = 59,399.37

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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.