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Finding the Fourth Proportional to 104,080.39, 156,120.99 and 25,194.49

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Solution

The fourth proportional to 104,080.39, 156,120.99 and 25,194.49 is: 37,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,080.39 : 156,120.99 = 25,194.49 : x
  2. Step 2: Convert to fraction form
    104,080.39/156,120.99 = 25,194.49/x
  3. Step 3: Cross multiply
    104,080.39x = 156,120.99 × 25,194.49
  4. Step 4: Simplify right side
    104,080.39x = 3,933,388,595.37
  5. Step 5: Solve for x
    x = 3,933,388,595.37/104,080.39
  6. Step 6: Final answer
    x = 37,791.83

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1.5x scale

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.