Home / 198,428.32-297,248.82-92,927.44

Finding the Fourth Proportional to 198,428.32, 297,248.82 and 92,927.44

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Solution

The fourth proportional to 198,428.32, 297,248.82 and 92,927.44 is: 139,206.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,428.32 : 297,248.82 = 92,927.44 : x
  2. Step 2: Convert to fraction form
    198,428.32/297,248.82 = 92,927.44/x
  3. Step 3: Cross multiply
    198,428.32x = 297,248.82 × 92,927.44
  4. Step 4: Simplify right side
    198,428.32x = 27,622,571,885.62
  5. Step 5: Solve for x
    x = 27,622,571,885.62/198,428.32
  6. Step 6: Final answer
    x = 139,206.80

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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.