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Finding the Fourth Proportional to 80,393.43, 110,942.94 and 44,588.91

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Solution

The fourth proportional to 80,393.43, 110,942.94 and 44,588.91 is: 61,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,393.43 : 110,942.94 = 44,588.91 : x
  2. Step 2: Convert to fraction form
    80,393.43/110,942.94 = 44,588.91/x
  3. Step 3: Cross multiply
    80,393.43x = 110,942.94 × 44,588.91
  4. Step 4: Simplify right side
    80,393.43x = 4,946,824,766.80
  5. Step 5: Solve for x
    x = 4,946,824,766.80/80,393.43
  6. Step 6: Final answer
    x = 61,532.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.