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Finding the Fourth Proportional to 66,833.69, 92,230.58 and 36,620.96

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Solution

The fourth proportional to 66,833.69, 92,230.58 and 36,620.96 is: 50,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,833.69 : 92,230.58 = 36,620.96 : x
  2. Step 2: Convert to fraction form
    66,833.69/92,230.58 = 36,620.96/x
  3. Step 3: Cross multiply
    66,833.69x = 92,230.58 × 36,620.96
  4. Step 4: Simplify right side
    66,833.69x = 3,377,571,736.70
  5. Step 5: Solve for x
    x = 3,377,571,736.70/66,833.69
  6. Step 6: Final answer
    x = 50,536.97

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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.