Home / 110,824.92-166,483.44-68,736.12

Finding the Fourth Proportional to 110,824.92, 166,483.44 and 68,736.12

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Solution

The fourth proportional to 110,824.92, 166,483.44 and 68,736.12 is: 103,256.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,824.92 : 166,483.44 = 68,736.12 : x
  2. Step 2: Convert to fraction form
    110,824.92/166,483.44 = 68,736.12/x
  3. Step 3: Cross multiply
    110,824.92x = 166,483.44 × 68,736.12
  4. Step 4: Simplify right side
    110,824.92x = 11,443,425,709.85
  5. Step 5: Solve for x
    x = 11,443,425,709.85/110,824.92
  6. Step 6: Final answer
    x = 103,256.79

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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.