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Finding the Fourth Proportional to 167,674.71, 251,438.22 and 88,770.48

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Solution

The fourth proportional to 167,674.71, 251,438.22 and 88,770.48 is: 133,116.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,674.71 : 251,438.22 = 88,770.48 : x
  2. Step 2: Convert to fraction form
    167,674.71/251,438.22 = 88,770.48/x
  3. Step 3: Cross multiply
    167,674.71x = 251,438.22 × 88,770.48
  4. Step 4: Simplify right side
    167,674.71x = 22,320,291,479.75
  5. Step 5: Solve for x
    x = 22,320,291,479.75/167,674.71
  6. Step 6: Final answer
    x = 133,116.62

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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.