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Finding the Fourth Proportional to 100,537.54, 150,809.92 and 50,590.44

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Solution

The fourth proportional to 100,537.54, 150,809.92 and 50,590.44 is: 75,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,537.54 : 150,809.92 = 50,590.44 : x
  2. Step 2: Convert to fraction form
    100,537.54/150,809.92 = 50,590.44/x
  3. Step 3: Cross multiply
    100,537.54x = 150,809.92 × 50,590.44
  4. Step 4: Simplify right side
    100,537.54x = 7,629,540,082.69
  5. Step 5: Solve for x
    x = 7,629,540,082.69/100,537.54
  6. Step 6: Final answer
    x = 75,887.48

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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.