Home / 84,899.67-127,183.09-49,286.29

Finding the Fourth Proportional to 84,899.67, 127,183.09 and 49,286.29

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Solution

The fourth proportional to 84,899.67, 127,183.09 and 49,286.29 is: 73,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,899.67 : 127,183.09 = 49,286.29 : x
  2. Step 2: Convert to fraction form
    84,899.67/127,183.09 = 49,286.29/x
  3. Step 3: Cross multiply
    84,899.67x = 127,183.09 × 49,286.29
  4. Step 4: Simplify right side
    84,899.67x = 6,268,382,410.40
  5. Step 5: Solve for x
    x = 6,268,382,410.40/84,899.67
  6. Step 6: Final answer
    x = 73,832.82

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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.