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Finding the Fourth Proportional to 96,662.97, 144,908.19 and 69,942.69

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Solution

The fourth proportional to 96,662.97, 144,908.19 and 69,942.69 is: 104,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,662.97 : 144,908.19 = 69,942.69 : x
  2. Step 2: Convert to fraction form
    96,662.97/144,908.19 = 69,942.69/x
  3. Step 3: Cross multiply
    96,662.97x = 144,908.19 × 69,942.69
  4. Step 4: Simplify right side
    96,662.97x = 10,135,268,611.63
  5. Step 5: Solve for x
    x = 10,135,268,611.63/96,662.97
  6. Step 6: Final answer
    x = 104,851.62

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1.5x scale

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.