Home / 74,201.97-111,309.83-26,828.91

Finding the Fourth Proportional to 74,201.97, 111,309.83 and 26,828.91

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Solution

The fourth proportional to 74,201.97, 111,309.83 and 26,828.91 is: 40,245.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,201.97 : 111,309.83 = 26,828.91 : x
  2. Step 2: Convert to fraction form
    74,201.97/111,309.83 = 26,828.91/x
  3. Step 3: Cross multiply
    74,201.97x = 111,309.83 × 26,828.91
  4. Step 4: Simplify right side
    74,201.97x = 2,986,321,411.19
  5. Step 5: Solve for x
    x = 2,986,321,411.19/74,201.97
  6. Step 6: Final answer
    x = 40,245.85

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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.