Home / 194,351.94-268,209.12-109,472.04

Finding the Fourth Proportional to 194,351.94, 268,209.12 and 109,472.04

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Solution

The fourth proportional to 194,351.94, 268,209.12 and 109,472.04 is: 151,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,351.94 : 268,209.12 = 109,472.04 : x
  2. Step 2: Convert to fraction form
    194,351.94/268,209.12 = 109,472.04/x
  3. Step 3: Cross multiply
    194,351.94x = 268,209.12 × 109,472.04
  4. Step 4: Simplify right side
    194,351.94x = 29,361,399,513.00
  5. Step 5: Solve for x
    x = 29,361,399,513.00/194,351.94
  6. Step 6: Final answer
    x = 151,073.35

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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.