Home / 132,622.56-198,861.14-52,579.44

Finding the Fourth Proportional to 132,622.56, 198,861.14 and 52,579.44

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Solution

The fourth proportional to 132,622.56, 198,861.14 and 52,579.44 is: 78,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,622.56 : 198,861.14 = 52,579.44 : x
  2. Step 2: Convert to fraction form
    132,622.56/198,861.14 = 52,579.44/x
  3. Step 3: Cross multiply
    132,622.56x = 198,861.14 × 52,579.44
  4. Step 4: Simplify right side
    132,622.56x = 10,456,007,378.96
  5. Step 5: Solve for x
    x = 10,456,007,378.96/132,622.56
  6. Step 6: Final answer
    x = 78,840.34

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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.