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Finding the Fourth Proportional to 67,992.75, 101,986.02 and 23,622.96

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Solution

The fourth proportional to 67,992.75, 101,986.02 and 23,622.96 is: 35,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,992.75 : 101,986.02 = 23,622.96 : x
  2. Step 2: Convert to fraction form
    67,992.75/101,986.02 = 23,622.96/x
  3. Step 3: Cross multiply
    67,992.75x = 101,986.02 × 23,622.96
  4. Step 4: Simplify right side
    67,992.75x = 2,409,211,671.02
  5. Step 5: Solve for x
    x = 2,409,211,671.02/67,992.75
  6. Step 6: Final answer
    x = 35,433.36

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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.