Home / 144,458.28-199,336.32-80,794.80

Finding the Fourth Proportional to 144,458.28, 199,336.32 and 80,794.80

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Solution

The fourth proportional to 144,458.28, 199,336.32 and 80,794.80 is: 111,487.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,458.28 : 199,336.32 = 80,794.80 : x
  2. Step 2: Convert to fraction form
    144,458.28/199,336.32 = 80,794.80/x
  3. Step 3: Cross multiply
    144,458.28x = 199,336.32 × 80,794.80
  4. Step 4: Simplify right side
    144,458.28x = 16,105,338,107.14
  5. Step 5: Solve for x
    x = 16,105,338,107.14/144,458.28
  6. Step 6: Final answer
    x = 111,487.82

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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.