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Finding the Fourth Proportional to 67,106.63, 92,608.91 and 36,892.71

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Solution

The fourth proportional to 67,106.63, 92,608.91 and 36,892.71 is: 50,912.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,106.63 : 92,608.91 = 36,892.71 : x
  2. Step 2: Convert to fraction form
    67,106.63/92,608.91 = 36,892.71/x
  3. Step 3: Cross multiply
    67,106.63x = 92,608.91 × 36,892.71
  4. Step 4: Simplify right side
    67,106.63x = 3,416,593,660.05
  5. Step 5: Solve for x
    x = 3,416,593,660.05/67,106.63
  6. Step 6: Final answer
    x = 50,912.91

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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.