Home / 39,704.36-54,755.45-26,976.60

Finding the Fourth Proportional to 39,704.36, 54,755.45 and 26,976.60

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Solution

The fourth proportional to 39,704.36, 54,755.45 and 26,976.60 is: 37,202.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,704.36 : 54,755.45 = 26,976.60 : x
  2. Step 2: Convert to fraction form
    39,704.36/54,755.45 = 26,976.60/x
  3. Step 3: Cross multiply
    39,704.36x = 54,755.45 × 26,976.60
  4. Step 4: Simplify right side
    39,704.36x = 1,477,115,939.91
  5. Step 5: Solve for x
    x = 1,477,115,939.91/39,704.36
  6. Step 6: Final answer
    x = 37,202.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.