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Finding the Fourth Proportional to 8,775.00, 13,164.81 and 3,153.24

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Solution

The fourth proportional to 8,775.00, 13,164.81 and 3,153.24 is: 4,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775.00 : 13,164.81 = 3,153.24 : x
  2. Step 2: Convert to fraction form
    8,775.00/13,164.81 = 3,153.24/x
  3. Step 3: Cross multiply
    8,775.00x = 13,164.81 × 3,153.24
  4. Step 4: Simplify right side
    8,775.00x = 41,511,780.80
  5. Step 5: Solve for x
    x = 41,511,780.80/8,775.00
  6. Step 6: Final answer
    x = 4,730.69

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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.