Home / 148,267.20-204,608.44-80,283.96

Finding the Fourth Proportional to 148,267.20, 204,608.44 and 80,283.96

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Solution

The fourth proportional to 148,267.20, 204,608.44 and 80,283.96 is: 110,791.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,267.20 : 204,608.44 = 80,283.96 : x
  2. Step 2: Convert to fraction form
    148,267.20/204,608.44 = 80,283.96/x
  3. Step 3: Cross multiply
    148,267.20x = 204,608.44 × 80,283.96
  4. Step 4: Simplify right side
    148,267.20x = 16,426,775,257.64
  5. Step 5: Solve for x
    x = 16,426,775,257.64/148,267.20
  6. Step 6: Final answer
    x = 110,791.70

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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.