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Finding the Fourth Proportional to 67,152.43, 92,668.39 and 36,937.72

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Solution

The fourth proportional to 67,152.43, 92,668.39 and 36,937.72 is: 50,972.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,152.43 : 92,668.39 = 36,937.72 : x
  2. Step 2: Convert to fraction form
    67,152.43/92,668.39 = 36,937.72/x
  3. Step 3: Cross multiply
    67,152.43x = 92,668.39 × 36,937.72
  4. Step 4: Simplify right side
    67,152.43x = 3,422,959,042.67
  5. Step 5: Solve for x
    x = 3,422,959,042.67/67,152.43
  6. Step 6: Final answer
    x = 50,972.97

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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.