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Finding the Fourth Proportional to 100,044.42, 150,118.38 and 43,923.94

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Solution

The fourth proportional to 100,044.42, 150,118.38 and 43,923.94 is: 65,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,044.42 : 150,118.38 = 43,923.94 : x
  2. Step 2: Convert to fraction form
    100,044.42/150,118.38 = 43,923.94/x
  3. Step 3: Cross multiply
    100,044.42x = 150,118.38 × 43,923.94
  4. Step 4: Simplify right side
    100,044.42x = 6,593,790,340.72
  5. Step 5: Solve for x
    x = 6,593,790,340.72/100,044.42
  6. Step 6: Final answer
    x = 65,908.63

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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.