Home / 80,943.36-121,444.20-41,519.04

Finding the Fourth Proportional to 80,943.36, 121,444.20 and 41,519.04

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Solution

The fourth proportional to 80,943.36, 121,444.20 and 41,519.04 is: 62,293.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,943.36 : 121,444.20 = 41,519.04 : x
  2. Step 2: Convert to fraction form
    80,943.36/121,444.20 = 41,519.04/x
  3. Step 3: Cross multiply
    80,943.36x = 121,444.20 × 41,519.04
  4. Step 4: Simplify right side
    80,943.36x = 5,042,246,597.57
  5. Step 5: Solve for x
    x = 5,042,246,597.57/80,943.36
  6. Step 6: Final answer
    x = 62,293.52

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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.