Home / 148,761.20-205,370.52-114,694.94

Finding the Fourth Proportional to 148,761.20, 205,370.52 and 114,694.94

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Solution

The fourth proportional to 148,761.20, 205,370.52 and 114,694.94 is: 158,340.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,761.20 : 205,370.52 = 114,694.94 : x
  2. Step 2: Convert to fraction form
    148,761.20/205,370.52 = 114,694.94/x
  3. Step 3: Cross multiply
    148,761.20x = 205,370.52 × 114,694.94
  4. Step 4: Simplify right side
    148,761.20x = 23,554,959,469.17
  5. Step 5: Solve for x
    x = 23,554,959,469.17/148,761.20
  6. Step 6: Final answer
    x = 158,340.75

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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.