Home / 181,249.32-271,874.22-68,903.16

Finding the Fourth Proportional to 181,249.32, 271,874.22 and 68,903.16

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Solution

The fourth proportional to 181,249.32, 271,874.22 and 68,903.16 is: 103,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,249.32 : 271,874.22 = 68,903.16 : x
  2. Step 2: Convert to fraction form
    181,249.32/271,874.22 = 68,903.16/x
  3. Step 3: Cross multiply
    181,249.32x = 271,874.22 × 68,903.16
  4. Step 4: Simplify right side
    181,249.32x = 18,732,992,880.54
  5. Step 5: Solve for x
    x = 18,732,992,880.54/181,249.32
  6. Step 6: Final answer
    x = 103,354.83

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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.