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Finding the Fourth Proportional to 54,694.94, 75,479.03 and 29,544.44

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Solution

The fourth proportional to 54,694.94, 75,479.03 and 29,544.44 is: 40,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,694.94 : 75,479.03 = 29,544.44 : x
  2. Step 2: Convert to fraction form
    54,694.94/75,479.03 = 29,544.44/x
  3. Step 3: Cross multiply
    54,694.94x = 75,479.03 × 29,544.44
  4. Step 4: Simplify right side
    54,694.94x = 2,229,985,673.09
  5. Step 5: Solve for x
    x = 2,229,985,673.09/54,694.94
  6. Step 6: Final answer
    x = 40,771.33

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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.