Home / 231,465.40-347,198.10-106,738.36

Finding the Fourth Proportional to 231,465.40, 347,198.10 and 106,738.36

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Solution

The fourth proportional to 231,465.40, 347,198.10 and 106,738.36 is: 160,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,465.40 : 347,198.10 = 106,738.36 : x
  2. Step 2: Convert to fraction form
    231,465.40/347,198.10 = 106,738.36/x
  3. Step 3: Cross multiply
    231,465.40x = 347,198.10 × 106,738.36
  4. Step 4: Simplify right side
    231,465.40x = 37,059,355,789.12
  5. Step 5: Solve for x
    x = 37,059,355,789.12/231,465.40
  6. Step 6: Final answer
    x = 160,107.54

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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.