Home / 181,431.12-250,380.36-109,824.24

Finding the Fourth Proportional to 181,431.12, 250,380.36 and 109,824.24

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Solution

The fourth proportional to 181,431.12, 250,380.36 and 109,824.24 is: 151,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,431.12 : 250,380.36 = 109,824.24 : x
  2. Step 2: Convert to fraction form
    181,431.12/250,380.36 = 109,824.24/x
  3. Step 3: Cross multiply
    181,431.12x = 250,380.36 × 109,824.24
  4. Step 4: Simplify right side
    181,431.12x = 27,497,832,747.93
  5. Step 5: Solve for x
    x = 27,497,832,747.93/181,431.12
  6. Step 6: Final answer
    x = 151,560.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.