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Finding the Fourth Proportional to 100,243.92, 150,365.82 and 93,600.91

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Solution

The fourth proportional to 100,243.92, 150,365.82 and 93,600.91 is: 140,401.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,243.92 : 150,365.82 = 93,600.91 : x
  2. Step 2: Convert to fraction form
    100,243.92/150,365.82 = 93,600.91/x
  3. Step 3: Cross multiply
    100,243.92x = 150,365.82 × 93,600.91
  4. Step 4: Simplify right side
    100,243.92x = 14,074,377,584.90
  5. Step 5: Solve for x
    x = 14,074,377,584.90/100,243.92
  6. Step 6: Final answer
    x = 140,401.31

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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.