Home / 39,845.35-54,986.75-23,930.07

Finding the Fourth Proportional to 39,845.35, 54,986.75 and 23,930.07

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Solution

The fourth proportional to 39,845.35, 54,986.75 and 23,930.07 is: 33,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,845.35 : 54,986.75 = 23,930.07 : x
  2. Step 2: Convert to fraction form
    39,845.35/54,986.75 = 23,930.07/x
  3. Step 3: Cross multiply
    39,845.35x = 54,986.75 × 23,930.07
  4. Step 4: Simplify right side
    39,845.35x = 1,315,836,540.46
  5. Step 5: Solve for x
    x = 1,315,836,540.46/39,845.35
  6. Step 6: Final answer
    x = 33,023.59

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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.