Home / 54,540.25-75,286.98-34,393.12

Finding the Fourth Proportional to 54,540.25, 75,286.98 and 34,393.12

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Solution

The fourth proportional to 54,540.25, 75,286.98 and 34,393.12 is: 47,476.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,540.25 : 75,286.98 = 34,393.12 : x
  2. Step 2: Convert to fraction form
    54,540.25/75,286.98 = 34,393.12/x
  3. Step 3: Cross multiply
    54,540.25x = 75,286.98 × 34,393.12
  4. Step 4: Simplify right side
    54,540.25x = 2,589,354,137.58
  5. Step 5: Solve for x
    x = 2,589,354,137.58/54,540.25
  6. Step 6: Final answer
    x = 47,476.02

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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.