Home / 198,926.95-274,522.68-108,285.52

Finding the Fourth Proportional to 198,926.95, 274,522.68 and 108,285.52

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Solution

The fourth proportional to 198,926.95, 274,522.68 and 108,285.52 is: 149,435.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,926.95 : 274,522.68 = 108,285.52 : x
  2. Step 2: Convert to fraction form
    198,926.95/274,522.68 = 108,285.52/x
  3. Step 3: Cross multiply
    198,926.95x = 274,522.68 × 108,285.52
  4. Step 4: Simplify right side
    198,926.95x = 29,726,829,782.98
  5. Step 5: Solve for x
    x = 29,726,829,782.98/198,926.95
  6. Step 6: Final answer
    x = 149,435.91

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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.