Home / 104,949.20-144,850.56-73,099.64

Finding the Fourth Proportional to 104,949.20, 144,850.56 and 73,099.64

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Solution

The fourth proportional to 104,949.20, 144,850.56 and 73,099.64 is: 100,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,949.20 : 144,850.56 = 73,099.64 : x
  2. Step 2: Convert to fraction form
    104,949.20/144,850.56 = 73,099.64/x
  3. Step 3: Cross multiply
    104,949.20x = 144,850.56 × 73,099.64
  4. Step 4: Simplify right side
    104,949.20x = 10,588,523,789.80
  5. Step 5: Solve for x
    x = 10,588,523,789.80/104,949.20
  6. Step 6: Final answer
    x = 100,891.90

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1.5x scale

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.