Home / 197,561.20-272,633.94-106,917.34

Finding the Fourth Proportional to 197,561.20, 272,633.94 and 106,917.34

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Solution

The fourth proportional to 197,561.20, 272,633.94 and 106,917.34 is: 147,545.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,561.20 : 272,633.94 = 106,917.34 : x
  2. Step 2: Convert to fraction form
    197,561.20/272,633.94 = 106,917.34/x
  3. Step 3: Cross multiply
    197,561.20x = 272,633.94 × 106,917.34
  4. Step 4: Simplify right side
    197,561.20x = 29,149,295,658.52
  5. Step 5: Solve for x
    x = 29,149,295,658.52/197,561.20
  6. Step 6: Final answer
    x = 147,545.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.