Home / 81,998.03-122,944.38-34,600.16

Finding the Fourth Proportional to 81,998.03, 122,944.38 and 34,600.16

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Solution

The fourth proportional to 81,998.03, 122,944.38 and 34,600.16 is: 51,878.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,998.03 : 122,944.38 = 34,600.16 : x
  2. Step 2: Convert to fraction form
    81,998.03/122,944.38 = 34,600.16/x
  3. Step 3: Cross multiply
    81,998.03x = 122,944.38 × 34,600.16
  4. Step 4: Simplify right side
    81,998.03x = 4,253,894,604.38
  5. Step 5: Solve for x
    x = 4,253,894,604.38/81,998.03
  6. Step 6: Final answer
    x = 51,878.01

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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.