Home / 194,505.11-268,417.89-108,463.82

Finding the Fourth Proportional to 194,505.11, 268,417.89 and 108,463.82

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Solution

The fourth proportional to 194,505.11, 268,417.89 and 108,463.82 is: 149,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,505.11 : 268,417.89 = 108,463.82 : x
  2. Step 2: Convert to fraction form
    194,505.11/268,417.89 = 108,463.82/x
  3. Step 3: Cross multiply
    194,505.11x = 268,417.89 × 108,463.82
  4. Step 4: Simplify right side
    194,505.11x = 29,113,628,363.65
  5. Step 5: Solve for x
    x = 29,113,628,363.65/194,505.11
  6. Step 6: Final answer
    x = 149,680.54

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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.