Home / 198,175.08-297,311.22-92,871.30

Finding the Fourth Proportional to 198,175.08, 297,311.22 and 92,871.30

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Solution

The fourth proportional to 198,175.08, 297,311.22 and 92,871.30 is: 139,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,175.08 : 297,311.22 = 92,871.30 : x
  2. Step 2: Convert to fraction form
    198,175.08/297,311.22 = 92,871.30/x
  3. Step 3: Cross multiply
    198,175.08x = 297,311.22 × 92,871.30
  4. Step 4: Simplify right side
    198,175.08x = 27,611,679,505.99
  5. Step 5: Solve for x
    x = 27,611,679,505.99/198,175.08
  6. Step 6: Final answer
    x = 139,329.73

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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.