Home / 75,844.22-104,664.31-41,853

Finding the Fourth Proportional to 75,844.22, 104,664.31 and 41,853

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Solution

The fourth proportional to 75,844.22, 104,664.31 and 41,853 is: 57,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,844.22 : 104,664.31 = 41,853 : x
  2. Step 2: Convert to fraction form
    75,844.22/104,664.31 = 41,853/x
  3. Step 3: Cross multiply
    75,844.22x = 104,664.31 × 41,853
  4. Step 4: Simplify right side
    75,844.22x = 4,380,515,366.43
  5. Step 5: Solve for x
    x = 4,380,515,366.43/75,844.22
  6. Step 6: Final answer
    x = 57,756.75

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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.