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Finding the Fourth Proportional to 36,735.78, 50,695.41 and 19,968.78

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Solution

The fourth proportional to 36,735.78, 50,695.41 and 19,968.78 is: 27,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,735.78 : 50,695.41 = 19,968.78 : x
  2. Step 2: Convert to fraction form
    36,735.78/50,695.41 = 19,968.78/x
  3. Step 3: Cross multiply
    36,735.78x = 50,695.41 × 19,968.78
  4. Step 4: Simplify right side
    36,735.78x = 1,012,325,489.30
  5. Step 5: Solve for x
    x = 1,012,325,489.30/36,735.78
  6. Step 6: Final answer
    x = 27,556.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.