Home / 198,926.41-274,521.95-108,284.98

Finding the Fourth Proportional to 198,926.41, 274,521.95 and 108,284.98

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Solution

The fourth proportional to 198,926.41, 274,521.95 and 108,284.98 is: 149,435.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,926.41 : 274,521.95 = 108,284.98 : x
  2. Step 2: Convert to fraction form
    198,926.41/274,521.95 = 108,284.98/x
  3. Step 3: Cross multiply
    198,926.41x = 274,521.95 × 108,284.98
  4. Step 4: Simplify right side
    198,926.41x = 29,726,603,323.89
  5. Step 5: Solve for x
    x = 29,726,603,323.89/198,926.41
  6. Step 6: Final answer
    x = 149,435.18

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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.