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Finding the Fourth Proportional to 167,356.74, 251,043.18 and 55,034.46

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Solution

The fourth proportional to 167,356.74, 251,043.18 and 55,034.46 is: 82,554.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,356.74 : 251,043.18 = 55,034.46 : x
  2. Step 2: Convert to fraction form
    167,356.74/251,043.18 = 55,034.46/x
  3. Step 3: Cross multiply
    167,356.74x = 251,043.18 × 55,034.46
  4. Step 4: Simplify right side
    167,356.74x = 13,816,025,847.98
  5. Step 5: Solve for x
    x = 13,816,025,847.98/167,356.74
  6. Step 6: Final answer
    x = 82,554.34

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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.