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Finding the Fourth Proportional to 66,833.01, 92,229.53 and 36,619.47

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Solution

The fourth proportional to 66,833.01, 92,229.53 and 36,619.47 is: 50,534.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,833.01 : 92,229.53 = 36,619.47 : x
  2. Step 2: Convert to fraction form
    66,833.01/92,229.53 = 36,619.47/x
  3. Step 3: Cross multiply
    66,833.01x = 92,229.53 × 36,619.47
  4. Step 4: Simplify right side
    66,833.01x = 3,377,396,323.85
  5. Step 5: Solve for x
    x = 3,377,396,323.85/66,833.01
  6. Step 6: Final answer
    x = 50,534.85

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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.