Home / 198,941.56-298,415.50-110,755.58

Finding the Fourth Proportional to 198,941.56, 298,415.50 and 110,755.58

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Solution

The fourth proportional to 198,941.56, 298,415.50 and 110,755.58 is: 166,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,941.56 : 298,415.50 = 110,755.58 : x
  2. Step 2: Convert to fraction form
    198,941.56/298,415.50 = 110,755.58/x
  3. Step 3: Cross multiply
    198,941.56x = 298,415.50 × 110,755.58
  4. Step 4: Simplify right side
    198,941.56x = 33,051,181,783.49
  5. Step 5: Solve for x
    x = 33,051,181,783.49/198,941.56
  6. Step 6: Final answer
    x = 166,135.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.