Home / 167,865.71-251,724.67-88,961.45

Finding the Fourth Proportional to 167,865.71, 251,724.67 and 88,961.45

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Solution

The fourth proportional to 167,865.71, 251,724.67 and 88,961.45 is: 133,403.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,865.71 : 251,724.67 = 88,961.45 : x
  2. Step 2: Convert to fraction form
    167,865.71/251,724.67 = 88,961.45/x
  3. Step 3: Cross multiply
    167,865.71x = 251,724.67 × 88,961.45
  4. Step 4: Simplify right side
    167,865.71x = 22,393,790,162.94
  5. Step 5: Solve for x
    x = 22,393,790,162.94/167,865.71
  6. Step 6: Final answer
    x = 133,403.01

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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.