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Finding the Fourth Proportional to 67,794.48, 101,611.08 and 51,099.48

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Solution

The fourth proportional to 67,794.48, 101,611.08 and 51,099.48 is: 76,588.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,794.48 : 101,611.08 = 51,099.48 : x
  2. Step 2: Convert to fraction form
    67,794.48/101,611.08 = 51,099.48/x
  3. Step 3: Cross multiply
    67,794.48x = 101,611.08 × 51,099.48
  4. Step 4: Simplify right side
    67,794.48x = 5,192,273,350.24
  5. Step 5: Solve for x
    x = 5,192,273,350.24/67,794.48
  6. Step 6: Final answer
    x = 76,588.44

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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.