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Finding the Fourth Proportional to 68,263.74, 102,351.87 and 33,184.26

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Solution

The fourth proportional to 68,263.74, 102,351.87 and 33,184.26 is: 49,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,263.74 : 102,351.87 = 33,184.26 : x
  2. Step 2: Convert to fraction form
    68,263.74/102,351.87 = 33,184.26/x
  3. Step 3: Cross multiply
    68,263.74x = 102,351.87 × 33,184.26
  4. Step 4: Simplify right side
    68,263.74x = 3,396,471,065.57
  5. Step 5: Solve for x
    x = 3,396,471,065.57/68,263.74
  6. Step 6: Final answer
    x = 49,755.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.