Home / 50,576.28-75,865.82-13,135.52

Finding the Fourth Proportional to 50,576.28, 75,865.82 and 13,135.52

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Solution

The fourth proportional to 50,576.28, 75,865.82 and 13,135.52 is: 19,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,576.28 : 75,865.82 = 13,135.52 : x
  2. Step 2: Convert to fraction form
    50,576.28/75,865.82 = 13,135.52/x
  3. Step 3: Cross multiply
    50,576.28x = 75,865.82 × 13,135.52
  4. Step 4: Simplify right side
    50,576.28x = 996,536,995.93
  5. Step 5: Solve for x
    x = 996,536,995.93/50,576.28
  6. Step 6: Final answer
    x = 19,703.64

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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.