Home / 50,255.64-75,391.56-15,192.36

Finding the Fourth Proportional to 50,255.64, 75,391.56 and 15,192.36

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Solution

The fourth proportional to 50,255.64, 75,391.56 and 15,192.36 is: 22,790.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,255.64 : 75,391.56 = 15,192.36 : x
  2. Step 2: Convert to fraction form
    50,255.64/75,391.56 = 15,192.36/x
  3. Step 3: Cross multiply
    50,255.64x = 75,391.56 × 15,192.36
  4. Step 4: Simplify right side
    50,255.64x = 1,145,375,720.48
  5. Step 5: Solve for x
    x = 1,145,375,720.48/50,255.64
  6. Step 6: Final answer
    x = 22,790.99

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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.