Home / 195,210.73-269,388.94-109,168.76

Finding the Fourth Proportional to 195,210.73, 269,388.94 and 109,168.76

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Solution

The fourth proportional to 195,210.73, 269,388.94 and 109,168.76 is: 150,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,210.73 : 269,388.94 = 109,168.76 : x
  2. Step 2: Convert to fraction form
    195,210.73/269,388.94 = 109,168.76/x
  3. Step 3: Cross multiply
    195,210.73x = 269,388.94 × 109,168.76
  4. Step 4: Simplify right side
    195,210.73x = 29,408,857,142.76
  5. Step 5: Solve for x
    x = 29,408,857,142.76/195,210.73
  6. Step 6: Final answer
    x = 150,651.84

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1.5x scale

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.