Home / 50,175.75-75,268.67-13,239.75

Finding the Fourth Proportional to 50,175.75, 75,268.67 and 13,239.75

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Solution

The fourth proportional to 50,175.75, 75,268.67 and 13,239.75 is: 19,860.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,175.75 : 75,268.67 = 13,239.75 : x
  2. Step 2: Convert to fraction form
    50,175.75/75,268.67 = 13,239.75/x
  3. Step 3: Cross multiply
    50,175.75x = 75,268.67 × 13,239.75
  4. Step 4: Simplify right side
    50,175.75x = 996,538,307.43
  5. Step 5: Solve for x
    x = 996,538,307.43/50,175.75
  6. Step 6: Final answer
    x = 19,860.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.