Home / 184,446.20-276,669.30-90,939.80

Finding the Fourth Proportional to 184,446.20, 276,669.30 and 90,939.80

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Solution

The fourth proportional to 184,446.20, 276,669.30 and 90,939.80 is: 136,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,446.20 : 276,669.30 = 90,939.80 : x
  2. Step 2: Convert to fraction form
    184,446.20/276,669.30 = 90,939.80/x
  3. Step 3: Cross multiply
    184,446.20x = 276,669.30 × 90,939.80
  4. Step 4: Simplify right side
    184,446.20x = 25,160,250,808.14
  5. Step 5: Solve for x
    x = 25,160,250,808.14/184,446.20
  6. Step 6: Final answer
    x = 136,409.70

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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.