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Finding the Fourth Proportional to 100,274.01, 150,252.79 and 37,007.07

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Solution

The fourth proportional to 100,274.01, 150,252.79 and 37,007.07 is: 55,452.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,274.01 : 150,252.79 = 37,007.07 : x
  2. Step 2: Convert to fraction form
    100,274.01/150,252.79 = 37,007.07/x
  3. Step 3: Cross multiply
    100,274.01x = 150,252.79 × 37,007.07
  4. Step 4: Simplify right side
    100,274.01x = 5,560,415,517.23
  5. Step 5: Solve for x
    x = 5,560,415,517.23/100,274.01
  6. Step 6: Final answer
    x = 55,452.21

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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.