Home / 106,025.60-159,109.92-43,694.72

Finding the Fourth Proportional to 106,025.60, 159,109.92 and 43,694.72

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Solution

The fourth proportional to 106,025.60, 159,109.92 and 43,694.72 is: 65,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,025.60 : 159,109.92 = 43,694.72 : x
  2. Step 2: Convert to fraction form
    106,025.60/159,109.92 = 43,694.72/x
  3. Step 3: Cross multiply
    106,025.60x = 159,109.92 × 43,694.72
  4. Step 4: Simplify right side
    106,025.60x = 6,952,263,403.62
  5. Step 5: Solve for x
    x = 6,952,263,403.62/106,025.60
  6. Step 6: Final answer
    x = 65,571.55

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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.