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Finding the Fourth Proportional to 8,876.17, 13,315.00 and 2,551.07

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Solution

The fourth proportional to 8,876.17, 13,315.00 and 2,551.07 is: 3,826.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.17 : 13,315.00 = 2,551.07 : x
  2. Step 2: Convert to fraction form
    8,876.17/13,315.00 = 2,551.07/x
  3. Step 3: Cross multiply
    8,876.17x = 13,315.00 × 2,551.07
  4. Step 4: Simplify right side
    8,876.17x = 33,967,560.88
  5. Step 5: Solve for x
    x = 33,967,560.88/8,876.17
  6. Step 6: Final answer
    x = 3,826.82

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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.