Home / 50,414.65-75,634.43-20,840.94

Finding the Fourth Proportional to 50,414.65, 75,634.43 and 20,840.94

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Solution

The fourth proportional to 50,414.65, 75,634.43 and 20,840.94 is: 31,266.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,414.65 : 75,634.43 = 20,840.94 : x
  2. Step 2: Convert to fraction form
    50,414.65/75,634.43 = 20,840.94/x
  3. Step 3: Cross multiply
    50,414.65x = 75,634.43 × 20,840.94
  4. Step 4: Simplify right side
    50,414.65x = 1,576,292,513.36
  5. Step 5: Solve for x
    x = 1,576,292,513.36/50,414.65
  6. Step 6: Final answer
    x = 31,266.56

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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.