Home / 57,519.35-79,364.51-36,286.31

Finding the Fourth Proportional to 57,519.35, 79,364.51 and 36,286.31

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Solution

The fourth proportional to 57,519.35, 79,364.51 and 36,286.31 is: 50,067.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,519.35 : 79,364.51 = 36,286.31 : x
  2. Step 2: Convert to fraction form
    57,519.35/79,364.51 = 36,286.31/x
  3. Step 3: Cross multiply
    57,519.35x = 79,364.51 × 36,286.31
  4. Step 4: Simplify right side
    57,519.35x = 2,879,845,229.84
  5. Step 5: Solve for x
    x = 2,879,845,229.84/57,519.35
  6. Step 6: Final answer
    x = 50,067.41

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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.