Home / 93,198.34-139,659.26-68,453.38

Finding the Fourth Proportional to 93,198.34, 139,659.26 and 68,453.38

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Solution

The fourth proportional to 93,198.34, 139,659.26 and 68,453.38 is: 102,578.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,198.34 : 139,659.26 = 68,453.38 : x
  2. Step 2: Convert to fraction form
    93,198.34/139,659.26 = 68,453.38/x
  3. Step 3: Cross multiply
    93,198.34x = 139,659.26 × 68,453.38
  4. Step 4: Simplify right side
    93,198.34x = 9,560,148,217.28
  5. Step 5: Solve for x
    x = 9,560,148,217.28/93,198.34
  6. Step 6: Final answer
    x = 102,578.53

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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.