Home / 194,216.51-268,044.33-109,350.11

Finding the Fourth Proportional to 194,216.51, 268,044.33 and 109,350.11

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Solution

The fourth proportional to 194,216.51, 268,044.33 and 109,350.11 is: 150,917.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,216.51 : 268,044.33 = 109,350.11 : x
  2. Step 2: Convert to fraction form
    194,216.51/268,044.33 = 109,350.11/x
  3. Step 3: Cross multiply
    194,216.51x = 268,044.33 × 109,350.11
  4. Step 4: Simplify right side
    194,216.51x = 29,310,675,630.15
  5. Step 5: Solve for x
    x = 29,310,675,630.15/194,216.51
  6. Step 6: Final answer
    x = 150,917.53

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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.