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Finding the Fourth Proportional to 167,213.18, 250,828.15 and 54,847.94

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Solution

The fourth proportional to 167,213.18, 250,828.15 and 54,847.94 is: 82,274.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,213.18 : 250,828.15 = 54,847.94 : x
  2. Step 2: Convert to fraction form
    167,213.18/250,828.15 = 54,847.94/x
  3. Step 3: Cross multiply
    167,213.18x = 250,828.15 × 54,847.94
  4. Step 4: Simplify right side
    167,213.18x = 13,757,407,321.51
  5. Step 5: Solve for x
    x = 13,757,407,321.51/167,213.18
  6. Step 6: Final answer
    x = 82,274.66

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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.