Home / 168,824.36-253,236.52-68,984.46

Finding the Fourth Proportional to 168,824.36, 253,236.52 and 68,984.46

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Solution

The fourth proportional to 168,824.36, 253,236.52 and 68,984.46 is: 103,476.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,824.36 : 253,236.52 = 68,984.46 : x
  2. Step 2: Convert to fraction form
    168,824.36/253,236.52 = 68,984.46/x
  3. Step 3: Cross multiply
    168,824.36x = 253,236.52 × 68,984.46
  4. Step 4: Simplify right side
    168,824.36x = 17,469,384,584.48
  5. Step 5: Solve for x
    x = 17,469,384,584.48/168,824.36
  6. Step 6: Final answer
    x = 103,476.68

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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.