Home / 106,730.20-160,103.22-31,844.44

Finding the Fourth Proportional to 106,730.20, 160,103.22 and 31,844.44

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Solution

The fourth proportional to 106,730.20, 160,103.22 and 31,844.44 is: 47,769.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,730.20 : 160,103.22 = 31,844.44 : x
  2. Step 2: Convert to fraction form
    106,730.20/160,103.22 = 31,844.44/x
  3. Step 3: Cross multiply
    106,730.20x = 160,103.22 × 31,844.44
  4. Step 4: Simplify right side
    106,730.20x = 5,098,397,383.10
  5. Step 5: Solve for x
    x = 5,098,397,383.10/106,730.20
  6. Step 6: Final answer
    x = 47,769.02

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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.