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Finding the Fourth Proportional to 104,593.32, 156,840.60 and 37,986.48

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Solution

The fourth proportional to 104,593.32, 156,840.60 and 37,986.48 is: 56,961.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,593.32 : 156,840.60 = 37,986.48 : x
  2. Step 2: Convert to fraction form
    104,593.32/156,840.60 = 37,986.48/x
  3. Step 3: Cross multiply
    104,593.32x = 156,840.60 × 37,986.48
  4. Step 4: Simplify right side
    104,593.32x = 5,957,822,315.09
  5. Step 5: Solve for x
    x = 5,957,822,315.09/104,593.32
  6. Step 6: Final answer
    x = 56,961.79

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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.