Home / 79,160.66-109,241.68-43,351.36

Finding the Fourth Proportional to 79,160.66, 109,241.68 and 43,351.36

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Solution

The fourth proportional to 79,160.66, 109,241.68 and 43,351.36 is: 59,824.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,160.66 : 109,241.68 = 43,351.36 : x
  2. Step 2: Convert to fraction form
    79,160.66/109,241.68 = 43,351.36/x
  3. Step 3: Cross multiply
    79,160.66x = 109,241.68 × 43,351.36
  4. Step 4: Simplify right side
    79,160.66x = 4,735,775,396.68
  5. Step 5: Solve for x
    x = 4,735,775,396.68/79,160.66
  6. Step 6: Final answer
    x = 59,824.86

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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.