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Finding the Fourth Proportional to 67,166.46, 92,687.70 and 36,951.72

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Solution

The fourth proportional to 67,166.46, 92,687.70 and 36,951.72 is: 50,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,166.46 : 92,687.70 = 36,951.72 : x
  2. Step 2: Convert to fraction form
    67,166.46/92,687.70 = 36,951.72/x
  3. Step 3: Cross multiply
    67,166.46x = 92,687.70 × 36,951.72
  4. Step 4: Simplify right side
    67,166.46x = 3,424,969,937.84
  5. Step 5: Solve for x
    x = 3,424,969,937.84/67,166.46
  6. Step 6: Final answer
    x = 50,992.27

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1.5x scale

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.