Home / 75,104.24-103,634.52-41,576.72

Finding the Fourth Proportional to 75,104.24, 103,634.52 and 41,576.72

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Solution

The fourth proportional to 75,104.24, 103,634.52 and 41,576.72 is: 57,370.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,104.24 : 103,634.52 = 41,576.72 : x
  2. Step 2: Convert to fraction form
    75,104.24/103,634.52 = 41,576.72/x
  3. Step 3: Cross multiply
    75,104.24x = 103,634.52 × 41,576.72
  4. Step 4: Simplify right side
    75,104.24x = 4,308,783,420.37
  5. Step 5: Solve for x
    x = 4,308,783,420.37/75,104.24
  6. Step 6: Final answer
    x = 57,370.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.