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Finding the Fourth Proportional to 167,444.56, 250,921.08 and 84,224.08

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Solution

The fourth proportional to 167,444.56, 250,921.08 and 84,224.08 is: 126,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,444.56 : 250,921.08 = 84,224.08 : x
  2. Step 2: Convert to fraction form
    167,444.56/250,921.08 = 84,224.08/x
  3. Step 3: Cross multiply
    167,444.56x = 250,921.08 × 84,224.08
  4. Step 4: Simplify right side
    167,444.56x = 21,133,597,115.61
  5. Step 5: Solve for x
    x = 21,133,597,115.61/167,444.56
  6. Step 6: Final answer
    x = 126,212.50

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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.