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Finding the Fourth Proportional to 67,144.59, 92,660.31 and 36,930.42

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Solution

The fourth proportional to 67,144.59, 92,660.31 and 36,930.42 is: 50,964.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,144.59 : 92,660.31 = 36,930.42 : x
  2. Step 2: Convert to fraction form
    67,144.59/92,660.31 = 36,930.42/x
  3. Step 3: Cross multiply
    67,144.59x = 92,660.31 × 36,930.42
  4. Step 4: Simplify right side
    67,144.59x = 3,421,984,165.63
  5. Step 5: Solve for x
    x = 3,421,984,165.63/67,144.59
  6. Step 6: Final answer
    x = 50,964.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.