Home / 198,846.04-274,419.34-113,968.58

Finding the Fourth Proportional to 198,846.04, 274,419.34 and 113,968.58

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Solution

The fourth proportional to 198,846.04, 274,419.34 and 113,968.58 is: 157,283.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,846.04 : 274,419.34 = 113,968.58 : x
  2. Step 2: Convert to fraction form
    198,846.04/274,419.34 = 113,968.58/x
  3. Step 3: Cross multiply
    198,846.04x = 274,419.34 × 113,968.58
  4. Step 4: Simplify right side
    198,846.04x = 31,275,182,504.34
  5. Step 5: Solve for x
    x = 31,275,182,504.34/198,846.04
  6. Step 6: Final answer
    x = 157,283.41

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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.