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Finding the Fourth Proportional to 101,791.62, 152,688.24 and 41,804.64

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Solution

The fourth proportional to 101,791.62, 152,688.24 and 41,804.64 is: 62,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,791.62 : 152,688.24 = 41,804.64 : x
  2. Step 2: Convert to fraction form
    101,791.62/152,688.24 = 41,804.64/x
  3. Step 3: Cross multiply
    101,791.62x = 152,688.24 × 41,804.64
  4. Step 4: Simplify right side
    101,791.62x = 6,383,076,905.43
  5. Step 5: Solve for x
    x = 6,383,076,905.43/101,791.62
  6. Step 6: Final answer
    x = 62,707.29

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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.