Home / 194,855.70-268,873.89-108,804.18

Finding the Fourth Proportional to 194,855.70, 268,873.89 and 108,804.18

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Solution

The fourth proportional to 194,855.70, 268,873.89 and 108,804.18 is: 150,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,855.70 : 268,873.89 = 108,804.18 : x
  2. Step 2: Convert to fraction form
    194,855.70/268,873.89 = 108,804.18/x
  3. Step 3: Cross multiply
    194,855.70x = 268,873.89 × 108,804.18
  4. Step 4: Simplify right side
    194,855.70x = 29,254,603,124.86
  5. Step 5: Solve for x
    x = 29,254,603,124.86/194,855.70
  6. Step 6: Final answer
    x = 150,134.71

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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.