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Finding the Fourth Proportional to 104,563.32, 156,844.98 and 37,991.04

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Solution

The fourth proportional to 104,563.32, 156,844.98 and 37,991.04 is: 56,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,563.32 : 156,844.98 = 37,991.04 : x
  2. Step 2: Convert to fraction form
    104,563.32/156,844.98 = 37,991.04/x
  3. Step 3: Cross multiply
    104,563.32x = 156,844.98 × 37,991.04
  4. Step 4: Simplify right side
    104,563.32x = 5,958,703,908.98
  5. Step 5: Solve for x
    x = 5,958,703,908.98/104,563.32
  6. Step 6: Final answer
    x = 56,986.56

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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.