Home / 47,960.64-71,917.44-16,791.36

Finding the Fourth Proportional to 47,960.64, 71,917.44 and 16,791.36

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Solution

The fourth proportional to 47,960.64, 71,917.44 and 16,791.36 is: 25,178.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,960.64 : 71,917.44 = 16,791.36 : x
  2. Step 2: Convert to fraction form
    47,960.64/71,917.44 = 16,791.36/x
  3. Step 3: Cross multiply
    47,960.64x = 71,917.44 × 16,791.36
  4. Step 4: Simplify right side
    47,960.64x = 1,207,591,625.32
  5. Step 5: Solve for x
    x = 1,207,591,625.32/47,960.64
  6. Step 6: Final answer
    x = 25,178.81

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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.