Home / 68,236.54-102,202.45-52,324.38

Finding the Fourth Proportional to 68,236.54, 102,202.45 and 52,324.38

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Solution

The fourth proportional to 68,236.54, 102,202.45 and 52,324.38 is: 78,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,236.54 : 102,202.45 = 52,324.38 : x
  2. Step 2: Convert to fraction form
    68,236.54/102,202.45 = 52,324.38/x
  3. Step 3: Cross multiply
    68,236.54x = 102,202.45 × 52,324.38
  4. Step 4: Simplify right side
    68,236.54x = 5,347,679,699.92
  5. Step 5: Solve for x
    x = 5,347,679,699.92/68,236.54
  6. Step 6: Final answer
    x = 78,369.74

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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.