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Finding the Fourth Proportional to 100,604.37, 150,789.92 and 94,772.37

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Solution

The fourth proportional to 100,604.37, 150,789.92 and 94,772.37 is: 142,048.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,604.37 : 150,789.92 = 94,772.37 : x
  2. Step 2: Convert to fraction form
    100,604.37/150,789.92 = 94,772.37/x
  3. Step 3: Cross multiply
    100,604.37x = 150,789.92 × 94,772.37
  4. Step 4: Simplify right side
    100,604.37x = 14,290,717,616.65
  5. Step 5: Solve for x
    x = 14,290,717,616.65/100,604.37
  6. Step 6: Final answer
    x = 142,048.68

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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.