Home / 198,699.44-274,927.28-173,258.85

Finding the Fourth Proportional to 198,699.44, 274,927.28 and 173,258.85

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Solution

The fourth proportional to 198,699.44, 274,927.28 and 173,258.85 is: 239,726.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,699.44 : 274,927.28 = 173,258.85 : x
  2. Step 2: Convert to fraction form
    198,699.44/274,927.28 = 173,258.85/x
  3. Step 3: Cross multiply
    198,699.44x = 274,927.28 × 173,258.85
  4. Step 4: Simplify right side
    198,699.44x = 47,633,583,500.13
  5. Step 5: Solve for x
    x = 47,633,583,500.13/198,699.44
  6. Step 6: Final answer
    x = 239,726.82

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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.