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Finding the Fourth Proportional to 67,255.92, 100,912.68 and 27,841.68

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Solution

The fourth proportional to 67,255.92, 100,912.68 and 27,841.68 is: 41,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,255.92 : 100,912.68 = 27,841.68 : x
  2. Step 2: Convert to fraction form
    67,255.92/100,912.68 = 27,841.68/x
  3. Step 3: Cross multiply
    67,255.92x = 100,912.68 × 27,841.68
  4. Step 4: Simplify right side
    67,255.92x = 2,809,578,544.50
  5. Step 5: Solve for x
    x = 2,809,578,544.50/67,255.92
  6. Step 6: Final answer
    x = 41,774.44

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1.5x scale

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.