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Finding the Fourth Proportional to 29,327.50, 43,998.54 and 8,551

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Solution

The fourth proportional to 29,327.50, 43,998.54 and 8,551 is: 12,828.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,327.50 : 43,998.54 = 8,551 : x
  2. Step 2: Convert to fraction form
    29,327.50/43,998.54 = 8,551/x
  3. Step 3: Cross multiply
    29,327.50x = 43,998.54 × 8,551
  4. Step 4: Simplify right side
    29,327.50x = 376,231,515.54
  5. Step 5: Solve for x
    x = 376,231,515.54/29,327.50
  6. Step 6: Final answer
    x = 12,828.63

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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.