Home / 108,914.26-150,284.05-68,073.57

Finding the Fourth Proportional to 108,914.26, 150,284.05 and 68,073.57

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Solution

The fourth proportional to 108,914.26, 150,284.05 and 68,073.57 is: 93,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,914.26 : 150,284.05 = 68,073.57 : x
  2. Step 2: Convert to fraction form
    108,914.26/150,284.05 = 68,073.57/x
  3. Step 3: Cross multiply
    108,914.26x = 150,284.05 × 68,073.57
  4. Step 4: Simplify right side
    108,914.26x = 10,230,371,797.56
  5. Step 5: Solve for x
    x = 10,230,371,797.56/108,914.26
  6. Step 6: Final answer
    x = 93,930.51

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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.