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Finding the Fourth Proportional to 104,309.76, 156,464.64 and 37,734.36

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Solution

The fourth proportional to 104,309.76, 156,464.64 and 37,734.36 is: 56,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,309.76 : 156,464.64 = 37,734.36 : x
  2. Step 2: Convert to fraction form
    104,309.76/156,464.64 = 37,734.36/x
  3. Step 3: Cross multiply
    104,309.76x = 156,464.64 × 37,734.36
  4. Step 4: Simplify right side
    104,309.76x = 5,904,093,053.03
  5. Step 5: Solve for x
    x = 5,904,093,053.03/104,309.76
  6. Step 6: Final answer
    x = 56,601.54

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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.