Home / 181,895.43-251,007.89-101,331.62

Finding the Fourth Proportional to 181,895.43, 251,007.89 and 101,331.62

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Solution

The fourth proportional to 181,895.43, 251,007.89 and 101,331.62 is: 139,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,895.43 : 251,007.89 = 101,331.62 : x
  2. Step 2: Convert to fraction form
    181,895.43/251,007.89 = 101,331.62/x
  3. Step 3: Cross multiply
    181,895.43x = 251,007.89 × 101,331.62
  4. Step 4: Simplify right side
    181,895.43x = 25,435,034,364.78
  5. Step 5: Solve for x
    x = 25,435,034,364.78/181,895.43
  6. Step 6: Final answer
    x = 139,833.28

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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.