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Finding the Fourth Proportional to 36,762.62, 55,112.78 and 16,764.96

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Solution

The fourth proportional to 36,762.62, 55,112.78 and 16,764.96 is: 25,133.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,762.62 : 55,112.78 = 16,764.96 : x
  2. Step 2: Convert to fraction form
    36,762.62/55,112.78 = 16,764.96/x
  3. Step 3: Cross multiply
    36,762.62x = 55,112.78 × 16,764.96
  4. Step 4: Simplify right side
    36,762.62x = 923,963,450.52
  5. Step 5: Solve for x
    x = 923,963,450.52/36,762.62
  6. Step 6: Final answer
    x = 25,133.23

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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.