Home / 122,738.40-184,107.62-33,991.92

Finding the Fourth Proportional to 122,738.40, 184,107.62 and 33,991.92

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Solution

The fourth proportional to 122,738.40, 184,107.62 and 33,991.92 is: 50,987.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,738.40 : 184,107.62 = 33,991.92 : x
  2. Step 2: Convert to fraction form
    122,738.40/184,107.62 = 33,991.92/x
  3. Step 3: Cross multiply
    122,738.40x = 184,107.62 × 33,991.92
  4. Step 4: Simplify right side
    122,738.40x = 6,258,171,490.43
  5. Step 5: Solve for x
    x = 6,258,171,490.43/122,738.40
  6. Step 6: Final answer
    x = 50,987.89

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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.