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Finding the Fourth Proportional to 101,976.92, 152,792.64 and 62,451.44

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Solution

The fourth proportional to 101,976.92, 152,792.64 and 62,451.44 is: 93,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,976.92 : 152,792.64 = 62,451.44 : x
  2. Step 2: Convert to fraction form
    101,976.92/152,792.64 = 62,451.44/x
  3. Step 3: Cross multiply
    101,976.92x = 152,792.64 × 62,451.44
  4. Step 4: Simplify right side
    101,976.92x = 9,542,120,389.40
  5. Step 5: Solve for x
    x = 9,542,120,389.40/101,976.92
  6. Step 6: Final answer
    x = 93,571.37

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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.