Home / 167,724.91-251,255.26-108,602.20

Finding the Fourth Proportional to 167,724.91, 251,255.26 and 108,602.20

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Solution

The fourth proportional to 167,724.91, 251,255.26 and 108,602.20 is: 162,688.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,724.91 : 251,255.26 = 108,602.20 : x
  2. Step 2: Convert to fraction form
    167,724.91/251,255.26 = 108,602.20/x
  3. Step 3: Cross multiply
    167,724.91x = 251,255.26 × 108,602.20
  4. Step 4: Simplify right side
    167,724.91x = 27,286,873,997.57
  5. Step 5: Solve for x
    x = 27,286,873,997.57/167,724.91
  6. Step 6: Final answer
    x = 162,688.26

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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.