Home / 198,926.35-274,521.86-108,284.92

Finding the Fourth Proportional to 198,926.35, 274,521.86 and 108,284.92

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Solution

The fourth proportional to 198,926.35, 274,521.86 and 108,284.92 is: 149,435.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,926.35 : 274,521.86 = 108,284.92 : x
  2. Step 2: Convert to fraction form
    198,926.35/274,521.86 = 108,284.92/x
  3. Step 3: Cross multiply
    198,926.35x = 274,521.86 × 108,284.92
  4. Step 4: Simplify right side
    198,926.35x = 29,726,577,232.76
  5. Step 5: Solve for x
    x = 29,726,577,232.76/198,926.35
  6. Step 6: Final answer
    x = 149,435.09

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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.