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Finding the Fourth Proportional to 54,797.86, 75,620.73 and 29,646.82

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Solution

The fourth proportional to 54,797.86, 75,620.73 and 29,646.82 is: 40,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,797.86 : 75,620.73 = 29,646.82 : x
  2. Step 2: Convert to fraction form
    54,797.86/75,620.73 = 29,646.82/x
  3. Step 3: Cross multiply
    54,797.86x = 75,620.73 × 29,646.82
  4. Step 4: Simplify right side
    54,797.86x = 2,241,914,170.58
  5. Step 5: Solve for x
    x = 2,241,914,170.58/54,797.86
  6. Step 6: Final answer
    x = 40,912.44

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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.