Home / 198,701.94-274,930.73-173,261.35

Finding the Fourth Proportional to 198,701.94, 274,930.73 and 173,261.35

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Solution

The fourth proportional to 198,701.94, 274,930.73 and 173,261.35 is: 239,730.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,701.94 : 274,930.73 = 173,261.35 : x
  2. Step 2: Convert to fraction form
    198,701.94/274,930.73 = 173,261.35/x
  3. Step 3: Cross multiply
    198,701.94x = 274,930.73 × 173,261.35
  4. Step 4: Simplify right side
    198,701.94x = 47,634,869,436.29
  5. Step 5: Solve for x
    x = 47,634,869,436.29/198,701.94
  6. Step 6: Final answer
    x = 239,730.27

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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.