Home / 215,081.62-296,806.53-119,586.58

Finding the Fourth Proportional to 215,081.62, 296,806.53 and 119,586.58

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Solution

The fourth proportional to 215,081.62, 296,806.53 and 119,586.58 is: 165,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,081.62 : 296,806.53 = 119,586.58 : x
  2. Step 2: Convert to fraction form
    215,081.62/296,806.53 = 119,586.58/x
  3. Step 3: Cross multiply
    215,081.62x = 296,806.53 × 119,586.58
  4. Step 4: Simplify right side
    215,081.62x = 35,494,077,844.37
  5. Step 5: Solve for x
    x = 35,494,077,844.37/215,081.62
  6. Step 6: Final answer
    x = 165,026.09

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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.