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Finding the Fourth Proportional to 40,027, 60,021.64 and 23,391.84

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Solution

The fourth proportional to 40,027, 60,021.64 and 23,391.84 is: 35,076.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,027 : 60,021.64 = 23,391.84 : x
  2. Step 2: Convert to fraction form
    40,027/60,021.64 = 23,391.84/x
  3. Step 3: Cross multiply
    40,027x = 60,021.64 × 23,391.84
  4. Step 4: Simplify right side
    40,027x = 1,404,016,599.42
  5. Step 5: Solve for x
    x = 1,404,016,599.42/40,027
  6. Step 6: Final answer
    x = 35,076.74

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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.