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Finding the Fourth Proportional to 39,606.62, 59,262.29 and 39,163.73

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Solution

The fourth proportional to 39,606.62, 59,262.29 and 39,163.73 is: 58,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,606.62 : 59,262.29 = 39,163.73 : x
  2. Step 2: Convert to fraction form
    39,606.62/59,262.29 = 39,163.73/x
  3. Step 3: Cross multiply
    39,606.62x = 59,262.29 × 39,163.73
  4. Step 4: Simplify right side
    39,606.62x = 2,320,932,128.92
  5. Step 5: Solve for x
    x = 2,320,932,128.92/39,606.62
  6. Step 6: Final answer
    x = 58,599.60

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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.