Home / 137,917.94-206,753.79-58,991.54

Finding the Fourth Proportional to 137,917.94, 206,753.79 and 58,991.54

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Solution

The fourth proportional to 137,917.94, 206,753.79 and 58,991.54 is: 88,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,917.94 : 206,753.79 = 58,991.54 : x
  2. Step 2: Convert to fraction form
    137,917.94/206,753.79 = 58,991.54/x
  3. Step 3: Cross multiply
    137,917.94x = 206,753.79 × 58,991.54
  4. Step 4: Simplify right side
    137,917.94x = 12,196,724,472.94
  5. Step 5: Solve for x
    x = 12,196,724,472.94/137,917.94
  6. Step 6: Final answer
    x = 88,434.65

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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.