Home / 194,806.85-268,830.84-108,767.15

Finding the Fourth Proportional to 194,806.85, 268,830.84 and 108,767.15

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Solution

The fourth proportional to 194,806.85, 268,830.84 and 108,767.15 is: 150,097.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,806.85 : 268,830.84 = 108,767.15 : x
  2. Step 2: Convert to fraction form
    194,806.85/268,830.84 = 108,767.15/x
  3. Step 3: Cross multiply
    194,806.85x = 268,830.84 × 108,767.15
  4. Step 4: Simplify right side
    194,806.85x = 29,239,964,563.11
  5. Step 5: Solve for x
    x = 29,239,964,563.11/194,806.85
  6. Step 6: Final answer
    x = 150,097.21

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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.