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Finding the Fourth Proportional to 167,825.88, 251,664.96 and 88,921.92

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Solution

The fourth proportional to 167,825.88, 251,664.96 and 88,921.92 is: 133,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,825.88 : 251,664.96 = 88,921.92 : x
  2. Step 2: Convert to fraction form
    167,825.88/251,664.96 = 88,921.92/x
  3. Step 3: Cross multiply
    167,825.88x = 251,664.96 × 88,921.92
  4. Step 4: Simplify right side
    167,825.88x = 22,378,531,439.92
  5. Step 5: Solve for x
    x = 22,378,531,439.92/167,825.88
  6. Step 6: Final answer
    x = 133,343.75

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1.5x scale

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.