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Finding the Fourth Proportional to 22,069.42, 33,093.70 and 8,019.53

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Solution

The fourth proportional to 22,069.42, 33,093.70 and 8,019.53 is: 12,025.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,069.42 : 33,093.70 = 8,019.53 : x
  2. Step 2: Convert to fraction form
    22,069.42/33,093.70 = 8,019.53/x
  3. Step 3: Cross multiply
    22,069.42x = 33,093.70 × 8,019.53
  4. Step 4: Simplify right side
    22,069.42x = 265,395,919.96
  5. Step 5: Solve for x
    x = 265,395,919.96/22,069.42
  6. Step 6: Final answer
    x = 12,025.50

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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.