Home / 84,912.56-127,375.32-22,581.44

Finding the Fourth Proportional to 84,912.56, 127,375.32 and 22,581.44

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Solution

The fourth proportional to 84,912.56, 127,375.32 and 22,581.44 is: 33,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,912.56 : 127,375.32 = 22,581.44 : x
  2. Step 2: Convert to fraction form
    84,912.56/127,375.32 = 22,581.44/x
  3. Step 3: Cross multiply
    84,912.56x = 127,375.32 × 22,581.44
  4. Step 4: Simplify right side
    84,912.56x = 2,876,318,146.06
  5. Step 5: Solve for x
    x = 2,876,318,146.06/84,912.56
  6. Step 6: Final answer
    x = 33,873.88

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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.