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Finding the Fourth Proportional to 80,392.62, 110,940.08 and 46,398.44

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Solution

The fourth proportional to 80,392.62, 110,940.08 and 46,398.44 is: 64,028.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,392.62 : 110,940.08 = 46,398.44 : x
  2. Step 2: Convert to fraction form
    80,392.62/110,940.08 = 46,398.44/x
  3. Step 3: Cross multiply
    80,392.62x = 110,940.08 × 46,398.44
  4. Step 4: Simplify right side
    80,392.62x = 5,147,446,645.48
  5. Step 5: Solve for x
    x = 5,147,446,645.48/80,392.62
  6. Step 6: Final answer
    x = 64,028.85

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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.