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Finding the Fourth Proportional to 167,479.50, 231,121.83 and 92,028.54

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Solution

The fourth proportional to 167,479.50, 231,121.83 and 92,028.54 is: 126,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,479.50 : 231,121.83 = 92,028.54 : x
  2. Step 2: Convert to fraction form
    167,479.50/231,121.83 = 92,028.54/x
  3. Step 3: Cross multiply
    167,479.50x = 231,121.83 × 92,028.54
  4. Step 4: Simplify right side
    167,479.50x = 21,269,804,577.03
  5. Step 5: Solve for x
    x = 21,269,804,577.03/167,479.50
  6. Step 6: Final answer
    x = 126,999.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.