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Finding the Fourth Proportional to 23,970.44, 35,933.78 and 8,379.56

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Solution

The fourth proportional to 23,970.44, 35,933.78 and 8,379.56 is: 12,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.44 : 35,933.78 = 8,379.56 : x
  2. Step 2: Convert to fraction form
    23,970.44/35,933.78 = 8,379.56/x
  3. Step 3: Cross multiply
    23,970.44x = 35,933.78 × 8,379.56
  4. Step 4: Simplify right side
    23,970.44x = 301,109,043.97
  5. Step 5: Solve for x
    x = 301,109,043.97/23,970.44
  6. Step 6: Final answer
    x = 12,561.68

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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.