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Finding the Fourth Proportional to 100,366.86, 150,553.44 and 37,202.79

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Solution

The fourth proportional to 100,366.86, 150,553.44 and 37,202.79 is: 55,805.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,366.86 : 150,553.44 = 37,202.79 : x
  2. Step 2: Convert to fraction form
    100,366.86/150,553.44 = 37,202.79/x
  3. Step 3: Cross multiply
    100,366.86x = 150,553.44 × 37,202.79
  4. Step 4: Simplify right side
    100,366.86x = 5,601,008,012.10
  5. Step 5: Solve for x
    x = 5,601,008,012.10/100,366.86
  6. Step 6: Final answer
    x = 55,805.35

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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.