Home / 148,023.44-204,273.96-80,954

Finding the Fourth Proportional to 148,023.44, 204,273.96 and 80,954

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Solution

The fourth proportional to 148,023.44, 204,273.96 and 80,954 is: 111,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,023.44 : 204,273.96 = 80,954 : x
  2. Step 2: Convert to fraction form
    148,023.44/204,273.96 = 80,954/x
  3. Step 3: Cross multiply
    148,023.44x = 204,273.96 × 80,954
  4. Step 4: Simplify right side
    148,023.44x = 16,536,794,157.84
  5. Step 5: Solve for x
    x = 16,536,794,157.84/148,023.44
  6. Step 6: Final answer
    x = 111,717.40

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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.