Home / 75,963.69-113,824.71-50,911.47

Finding the Fourth Proportional to 75,963.69, 113,824.71 and 50,911.47

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Solution

The fourth proportional to 75,963.69, 113,824.71 and 50,911.47 is: 76,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,963.69 : 113,824.71 = 50,911.47 : x
  2. Step 2: Convert to fraction form
    75,963.69/113,824.71 = 50,911.47/x
  3. Step 3: Cross multiply
    75,963.69x = 113,824.71 × 50,911.47
  4. Step 4: Simplify right side
    75,963.69x = 5,794,983,308.42
  5. Step 5: Solve for x
    x = 5,794,983,308.42/75,963.69
  6. Step 6: Final answer
    x = 76,286.23

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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.