Home / 132,628.04-198,944.16-73,837.38

Finding the Fourth Proportional to 132,628.04, 198,944.16 and 73,837.38

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Solution

The fourth proportional to 132,628.04, 198,944.16 and 73,837.38 is: 110,757.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,628.04 : 198,944.16 = 73,837.38 : x
  2. Step 2: Convert to fraction form
    132,628.04/198,944.16 = 73,837.38/x
  3. Step 3: Cross multiply
    132,628.04x = 198,944.16 × 73,837.38
  4. Step 4: Simplify right side
    132,628.04x = 14,689,515,540.70
  5. Step 5: Solve for x
    x = 14,689,515,540.70/132,628.04
  6. Step 6: Final answer
    x = 110,757.24

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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.