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Finding the Fourth Proportional to 45,294.87, 67,941.88 and 27,530.44

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Solution

The fourth proportional to 45,294.87, 67,941.88 and 27,530.44 is: 41,295.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,294.87 : 67,941.88 = 27,530.44 : x
  2. Step 2: Convert to fraction form
    45,294.87/67,941.88 = 27,530.44/x
  3. Step 3: Cross multiply
    45,294.87x = 67,941.88 × 27,530.44
  4. Step 4: Simplify right side
    45,294.87x = 1,870,469,612.15
  5. Step 5: Solve for x
    x = 1,870,469,612.15/45,294.87
  6. Step 6: Final answer
    x = 41,295.39

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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.