Home / 107,542.79-161,237.37-50,584.82

Finding the Fourth Proportional to 107,542.79, 161,237.37 and 50,584.82

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Solution

The fourth proportional to 107,542.79, 161,237.37 and 50,584.82 is: 75,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,542.79 : 161,237.37 = 50,584.82 : x
  2. Step 2: Convert to fraction form
    107,542.79/161,237.37 = 50,584.82/x
  3. Step 3: Cross multiply
    107,542.79x = 161,237.37 × 50,584.82
  4. Step 4: Simplify right side
    107,542.79x = 8,156,163,338.72
  5. Step 5: Solve for x
    x = 8,156,163,338.72/107,542.79
  6. Step 6: Final answer
    x = 75,841.10

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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.