Home / 106,546.25-159,845.40-35,468.75

Finding the Fourth Proportional to 106,546.25, 159,845.40 and 35,468.75

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Solution

The fourth proportional to 106,546.25, 159,845.40 and 35,468.75 is: 53,211.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,546.25 : 159,845.40 = 35,468.75 : x
  2. Step 2: Convert to fraction form
    106,546.25/159,845.40 = 35,468.75/x
  3. Step 3: Cross multiply
    106,546.25x = 159,845.40 × 35,468.75
  4. Step 4: Simplify right side
    106,546.25x = 5,669,516,930.86
  5. Step 5: Solve for x
    x = 5,669,516,930.86/106,546.25
  6. Step 6: Final answer
    x = 53,211.79

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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.