Home / 106,535.57-159,761.87-39,939.39

Finding the Fourth Proportional to 106,535.57, 159,761.87 and 39,939.39

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Solution

The fourth proportional to 106,535.57, 159,761.87 and 39,939.39 is: 59,893.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,535.57 : 159,761.87 = 39,939.39 : x
  2. Step 2: Convert to fraction form
    106,535.57/159,761.87 = 39,939.39/x
  3. Step 3: Cross multiply
    106,535.57x = 159,761.87 × 39,939.39
  4. Step 4: Simplify right side
    106,535.57x = 6,380,791,433.36
  5. Step 5: Solve for x
    x = 6,380,791,433.36/106,535.57
  6. Step 6: Final answer
    x = 59,893.53

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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.