Home / 68,620.14-102,858.85-26,529.13

Finding the Fourth Proportional to 68,620.14, 102,858.85 and 26,529.13

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Solution

The fourth proportional to 68,620.14, 102,858.85 and 26,529.13 is: 39,766.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,620.14 : 102,858.85 = 26,529.13 : x
  2. Step 2: Convert to fraction form
    68,620.14/102,858.85 = 26,529.13/x
  3. Step 3: Cross multiply
    68,620.14x = 102,858.85 × 26,529.13
  4. Step 4: Simplify right side
    68,620.14x = 2,728,755,736.98
  5. Step 5: Solve for x
    x = 2,728,755,736.98/68,620.14
  6. Step 6: Final answer
    x = 39,766.11

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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.