Home / 181,451.28-250,388.58-100,873.89

Finding the Fourth Proportional to 181,451.28, 250,388.58 and 100,873.89

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Solution

The fourth proportional to 181,451.28, 250,388.58 and 100,873.89 is: 139,198.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,451.28 : 250,388.58 = 100,873.89 : x
  2. Step 2: Convert to fraction form
    181,451.28/250,388.58 = 100,873.89/x
  3. Step 3: Cross multiply
    181,451.28x = 250,388.58 × 100,873.89
  4. Step 4: Simplify right side
    181,451.28x = 25,257,670,076.18
  5. Step 5: Solve for x
    x = 25,257,670,076.18/181,451.28
  6. Step 6: Final answer
    x = 139,198.08

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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.