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Finding the Fourth Proportional to 164,321.26, 246,481.89 and 39,662.26

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Solution

The fourth proportional to 164,321.26, 246,481.89 and 39,662.26 is: 59,493.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,321.26 : 246,481.89 = 39,662.26 : x
  2. Step 2: Convert to fraction form
    164,321.26/246,481.89 = 39,662.26/x
  3. Step 3: Cross multiply
    164,321.26x = 246,481.89 × 39,662.26
  4. Step 4: Simplify right side
    164,321.26x = 9,776,028,041.53
  5. Step 5: Solve for x
    x = 9,776,028,041.53/164,321.26
  6. Step 6: Final answer
    x = 59,493.39

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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.