Home / 198,864.94-298,297.41-56,713.18

Finding the Fourth Proportional to 198,864.94, 298,297.41 and 56,713.18

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Solution

The fourth proportional to 198,864.94, 298,297.41 and 56,713.18 is: 85,069.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,864.94 : 298,297.41 = 56,713.18 : x
  2. Step 2: Convert to fraction form
    198,864.94/298,297.41 = 56,713.18/x
  3. Step 3: Cross multiply
    198,864.94x = 298,297.41 × 56,713.18
  4. Step 4: Simplify right side
    198,864.94x = 16,917,394,706.86
  5. Step 5: Solve for x
    x = 16,917,394,706.86/198,864.94
  6. Step 6: Final answer
    x = 85,069.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.