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Finding the Fourth Proportional to 66,952.39, 92,391.21 and 36,736.96

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Solution

The fourth proportional to 66,952.39, 92,391.21 and 36,736.96 is: 50,695.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,952.39 : 92,391.21 = 36,736.96 : x
  2. Step 2: Convert to fraction form
    66,952.39/92,391.21 = 36,736.96/x
  3. Step 3: Cross multiply
    66,952.39x = 92,391.21 × 36,736.96
  4. Step 4: Simplify right side
    66,952.39x = 3,394,172,186.12
  5. Step 5: Solve for x
    x = 3,394,172,186.12/66,952.39
  6. Step 6: Final answer
    x = 50,695.31

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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.