Home / 79,634.43-109,895.54-43,824.44

Finding the Fourth Proportional to 79,634.43, 109,895.54 and 43,824.44

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Solution

The fourth proportional to 79,634.43, 109,895.54 and 43,824.44 is: 60,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,634.43 : 109,895.54 = 43,824.44 : x
  2. Step 2: Convert to fraction form
    79,634.43/109,895.54 = 43,824.44/x
  3. Step 3: Cross multiply
    79,634.43x = 109,895.54 × 43,824.44
  4. Step 4: Simplify right side
    79,634.43x = 4,816,109,730.40
  5. Step 5: Solve for x
    x = 4,816,109,730.40/79,634.43
  6. Step 6: Final answer
    x = 60,477.73

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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.