Home / 68,194.08-102,284.64-23,821.20

Finding the Fourth Proportional to 68,194.08, 102,284.64 and 23,821.20

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Solution

The fourth proportional to 68,194.08, 102,284.64 and 23,821.20 is: 35,729.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,194.08 : 102,284.64 = 23,821.20 : x
  2. Step 2: Convert to fraction form
    68,194.08/102,284.64 = 23,821.20/x
  3. Step 3: Cross multiply
    68,194.08x = 102,284.64 × 23,821.20
  4. Step 4: Simplify right side
    68,194.08x = 2,436,542,866.37
  5. Step 5: Solve for x
    x = 2,436,542,866.37/68,194.08
  6. Step 6: Final answer
    x = 35,729.54

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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.