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Finding the Fourth Proportional to 267,825.00, 401,760.86 and 87,856.47

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Solution

The fourth proportional to 267,825.00, 401,760.86 and 87,856.47 is: 131,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,825.00 : 401,760.86 = 87,856.47 : x
  2. Step 2: Convert to fraction form
    267,825.00/401,760.86 = 87,856.47/x
  3. Step 3: Cross multiply
    267,825.00x = 401,760.86 × 87,856.47
  4. Step 4: Simplify right side
    267,825.00x = 35,297,290,504.48
  5. Step 5: Solve for x
    x = 35,297,290,504.48/267,825.00
  6. Step 6: Final answer
    x = 131,792.37

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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.