Home / 181,968.82-251,113.61-99,183.52

Finding the Fourth Proportional to 181,968.82, 251,113.61 and 99,183.52

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Solution

The fourth proportional to 181,968.82, 251,113.61 and 99,183.52 is: 136,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,968.82 : 251,113.61 = 99,183.52 : x
  2. Step 2: Convert to fraction form
    181,968.82/251,113.61 = 99,183.52/x
  3. Step 3: Cross multiply
    181,968.82x = 251,113.61 × 99,183.52
  4. Step 4: Simplify right side
    181,968.82x = 24,906,332,635.45
  5. Step 5: Solve for x
    x = 24,906,332,635.45/181,968.82
  6. Step 6: Final answer
    x = 136,871.43

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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.