Home / 50,519.37-69,720.71-27,860.43

Finding the Fourth Proportional to 50,519.37, 69,720.71 and 27,860.43

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Solution

The fourth proportional to 50,519.37, 69,720.71 and 27,860.43 is: 38,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,519.37 : 69,720.71 = 27,860.43 : x
  2. Step 2: Convert to fraction form
    50,519.37/69,720.71 = 27,860.43/x
  3. Step 3: Cross multiply
    50,519.37x = 69,720.71 × 27,860.43
  4. Step 4: Simplify right side
    50,519.37x = 1,942,448,821.20
  5. Step 5: Solve for x
    x = 1,942,448,821.20/50,519.37
  6. Step 6: Final answer
    x = 38,449.59

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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.