Home / 148,035.44-204,290.52-80,966

Finding the Fourth Proportional to 148,035.44, 204,290.52 and 80,966

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Solution

The fourth proportional to 148,035.44, 204,290.52 and 80,966 is: 111,733.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,035.44 : 204,290.52 = 80,966 : x
  2. Step 2: Convert to fraction form
    148,035.44/204,290.52 = 80,966/x
  3. Step 3: Cross multiply
    148,035.44x = 204,290.52 × 80,966
  4. Step 4: Simplify right side
    148,035.44x = 16,540,586,242.32
  5. Step 5: Solve for x
    x = 16,540,586,242.32/148,035.44
  6. Step 6: Final answer
    x = 111,733.96

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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.