Home / 198,554.04-274,003.56-107,908.56

Finding the Fourth Proportional to 198,554.04, 274,003.56 and 107,908.56

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Solution

The fourth proportional to 198,554.04, 274,003.56 and 107,908.56 is: 148,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,554.04 : 274,003.56 = 107,908.56 : x
  2. Step 2: Convert to fraction form
    198,554.04/274,003.56 = 107,908.56/x
  3. Step 3: Cross multiply
    198,554.04x = 274,003.56 × 107,908.56
  4. Step 4: Simplify right side
    198,554.04x = 29,567,329,594.47
  5. Step 5: Solve for x
    x = 29,567,329,594.47/198,554.04
  6. Step 6: Final answer
    x = 148,913.26

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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.