Home / 84,022.98-126,027.54-27,844.74

Finding the Fourth Proportional to 84,022.98, 126,027.54 and 27,844.74

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Solution

The fourth proportional to 84,022.98, 126,027.54 and 27,844.74 is: 41,764.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,022.98 : 126,027.54 = 27,844.74 : x
  2. Step 2: Convert to fraction form
    84,022.98/126,027.54 = 27,844.74/x
  3. Step 3: Cross multiply
    84,022.98x = 126,027.54 × 27,844.74
  4. Step 4: Simplify right side
    84,022.98x = 3,509,204,084.14
  5. Step 5: Solve for x
    x = 3,509,204,084.14/84,022.98
  6. Step 6: Final answer
    x = 41,764.81

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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.