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Finding the Fourth Proportional to 100,363.86, 150,548.94 and 37,199.79

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Solution

The fourth proportional to 100,363.86, 150,548.94 and 37,199.79 is: 55,800.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,363.86 : 150,548.94 = 37,199.79 : x
  2. Step 2: Convert to fraction form
    100,363.86/150,548.94 = 37,199.79/x
  3. Step 3: Cross multiply
    100,363.86x = 150,548.94 × 37,199.79
  4. Step 4: Simplify right side
    100,363.86x = 5,600,388,952.72
  5. Step 5: Solve for x
    x = 5,600,388,952.72/100,363.86
  6. Step 6: Final answer
    x = 55,800.85

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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.