Home / 214,103.52-320,917.68-108,704.16

Finding the Fourth Proportional to 214,103.52, 320,917.68 and 108,704.16

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Solution

The fourth proportional to 214,103.52, 320,917.68 and 108,704.16 is: 162,935.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,103.52 : 320,917.68 = 108,704.16 : x
  2. Step 2: Convert to fraction form
    214,103.52/320,917.68 = 108,704.16/x
  3. Step 3: Cross multiply
    214,103.52x = 320,917.68 × 108,704.16
  4. Step 4: Simplify right side
    214,103.52x = 34,885,086,833.55
  5. Step 5: Solve for x
    x = 34,885,086,833.55/214,103.52
  6. Step 6: Final answer
    x = 162,935.61

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1.5x scale

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.