Home / 106,540.26-159,768.90-39,944.04

Finding the Fourth Proportional to 106,540.26, 159,768.90 and 39,944.04

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Solution

The fourth proportional to 106,540.26, 159,768.90 and 39,944.04 is: 59,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,540.26 : 159,768.90 = 39,944.04 : x
  2. Step 2: Convert to fraction form
    106,540.26/159,768.90 = 39,944.04/x
  3. Step 3: Cross multiply
    106,540.26x = 159,768.90 × 39,944.04
  4. Step 4: Simplify right side
    106,540.26x = 6,381,815,332.36
  5. Step 5: Solve for x
    x = 6,381,815,332.36/106,540.26
  6. Step 6: Final answer
    x = 59,900.50

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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.