Home / 40,504.64-60,789.36-17,147.36

Finding the Fourth Proportional to 40,504.64, 60,789.36 and 17,147.36

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Solution

The fourth proportional to 40,504.64, 60,789.36 and 17,147.36 is: 25,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,504.64 : 60,789.36 = 17,147.36 : x
  2. Step 2: Convert to fraction form
    40,504.64/60,789.36 = 17,147.36/x
  3. Step 3: Cross multiply
    40,504.64x = 60,789.36 × 17,147.36
  4. Step 4: Simplify right side
    40,504.64x = 1,042,377,040.09
  5. Step 5: Solve for x
    x = 1,042,377,040.09/40,504.64
  6. Step 6: Final answer
    x = 25,734.76

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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.