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Finding the Fourth Proportional to 36,708, 50,634 and 29,273.76

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Solution

The fourth proportional to 36,708, 50,634 and 29,273.76 is: 40,379.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,708 : 50,634 = 29,273.76 : x
  2. Step 2: Convert to fraction form
    36,708/50,634 = 29,273.76/x
  3. Step 3: Cross multiply
    36,708x = 50,634 × 29,273.76
  4. Step 4: Simplify right side
    36,708x = 1,482,247,563.84
  5. Step 5: Solve for x
    x = 1,482,247,563.84/36,708
  6. Step 6: Final answer
    x = 40,379.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.