Home / 106,620.08-159,843.70-44,337.20

Finding the Fourth Proportional to 106,620.08, 159,843.70 and 44,337.20

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Solution

The fourth proportional to 106,620.08, 159,843.70 and 44,337.20 is: 66,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,620.08 : 159,843.70 = 44,337.20 : x
  2. Step 2: Convert to fraction form
    106,620.08/159,843.70 = 44,337.20/x
  3. Step 3: Cross multiply
    106,620.08x = 159,843.70 × 44,337.20
  4. Step 4: Simplify right side
    106,620.08x = 7,087,022,095.64
  5. Step 5: Solve for x
    x = 7,087,022,095.64/106,620.08
  6. Step 6: Final answer
    x = 66,469.86

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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.