Home / 197,561.19-272,633.94-106,917.33

Finding the Fourth Proportional to 197,561.19, 272,633.94 and 106,917.33

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Solution

The fourth proportional to 197,561.19, 272,633.94 and 106,917.33 is: 147,545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,561.19 : 272,633.94 = 106,917.33 : x
  2. Step 2: Convert to fraction form
    197,561.19/272,633.94 = 106,917.33/x
  3. Step 3: Cross multiply
    197,561.19x = 272,633.94 × 106,917.33
  4. Step 4: Simplify right side
    197,561.19x = 29,149,292,932.18
  5. Step 5: Solve for x
    x = 29,149,292,932.18/197,561.19
  6. Step 6: Final answer
    x = 147,545.64

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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.