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Finding the Fourth Proportional to 62,185.84, 85,816.86 and 33,891.59

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Solution

The fourth proportional to 62,185.84, 85,816.86 and 33,891.59 is: 46,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,185.84 : 85,816.86 = 33,891.59 : x
  2. Step 2: Convert to fraction form
    62,185.84/85,816.86 = 33,891.59/x
  3. Step 3: Cross multiply
    62,185.84x = 85,816.86 × 33,891.59
  4. Step 4: Simplify right side
    62,185.84x = 2,908,469,834.21
  5. Step 5: Solve for x
    x = 2,908,469,834.21/62,185.84
  6. Step 6: Final answer
    x = 46,770.61

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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.