Home / 198,850.04-274,424.86-113,972.58

Finding the Fourth Proportional to 198,850.04, 274,424.86 and 113,972.58

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Solution

The fourth proportional to 198,850.04, 274,424.86 and 113,972.58 is: 157,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,850.04 : 274,424.86 = 113,972.58 : x
  2. Step 2: Convert to fraction form
    198,850.04/274,424.86 = 113,972.58/x
  3. Step 3: Cross multiply
    198,850.04x = 274,424.86 × 113,972.58
  4. Step 4: Simplify right side
    198,850.04x = 31,276,909,310.34
  5. Step 5: Solve for x
    x = 31,276,909,310.34/198,850.04
  6. Step 6: Final answer
    x = 157,288.93

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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.