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Finding the Fourth Proportional to 267,512.56, 401,152.12 and 101,183.92

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Solution

The fourth proportional to 267,512.56, 401,152.12 and 101,183.92 is: 151,731.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,512.56 : 401,152.12 = 101,183.92 : x
  2. Step 2: Convert to fraction form
    267,512.56/401,152.12 = 101,183.92/x
  3. Step 3: Cross multiply
    267,512.56x = 401,152.12 × 101,183.92
  4. Step 4: Simplify right side
    267,512.56x = 40,590,142,762.07
  5. Step 5: Solve for x
    x = 40,590,142,762.07/267,512.56
  6. Step 6: Final answer
    x = 151,731.73

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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.