Home / 133,974.94-184,847.54-86,255.91

Finding the Fourth Proportional to 133,974.94, 184,847.54 and 86,255.91

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Solution

The fourth proportional to 133,974.94, 184,847.54 and 86,255.91 is: 119,008.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,974.94 : 184,847.54 = 86,255.91 : x
  2. Step 2: Convert to fraction form
    133,974.94/184,847.54 = 86,255.91/x
  3. Step 3: Cross multiply
    133,974.94x = 184,847.54 × 86,255.91
  4. Step 4: Simplify right side
    133,974.94x = 15,944,192,342.68
  5. Step 5: Solve for x
    x = 15,944,192,342.68/133,974.94
  6. Step 6: Final answer
    x = 119,008.77

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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.