Home / 194,863.84-269,093.82-143,425.60

Finding the Fourth Proportional to 194,863.84, 269,093.82 and 143,425.60

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Solution

The fourth proportional to 194,863.84, 269,093.82 and 143,425.60 is: 198,061.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,863.84 : 269,093.82 = 143,425.60 : x
  2. Step 2: Convert to fraction form
    194,863.84/269,093.82 = 143,425.60/x
  3. Step 3: Cross multiply
    194,863.84x = 269,093.82 × 143,425.60
  4. Step 4: Simplify right side
    194,863.84x = 38,594,942,589.79
  5. Step 5: Solve for x
    x = 38,594,942,589.79/194,863.84
  6. Step 6: Final answer
    x = 198,061.08

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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.