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Finding the Fourth Proportional to 29,335.88, 44,010.30 and 8,561

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Solution

The fourth proportional to 29,335.88, 44,010.30 and 8,561 is: 12,843.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,335.88 : 44,010.30 = 8,561 : x
  2. Step 2: Convert to fraction form
    29,335.88/44,010.30 = 8,561/x
  3. Step 3: Cross multiply
    29,335.88x = 44,010.30 × 8,561
  4. Step 4: Simplify right side
    29,335.88x = 376,772,178.30
  5. Step 5: Solve for x
    x = 376,772,178.30/29,335.88
  6. Step 6: Final answer
    x = 12,843.39

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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.