Home / 146,112.52-219,198.30-61,872.52

Finding the Fourth Proportional to 146,112.52, 219,198.30 and 61,872.52

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Solution

The fourth proportional to 146,112.52, 219,198.30 and 61,872.52 is: 92,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,112.52 : 219,198.30 = 61,872.52 : x
  2. Step 2: Convert to fraction form
    146,112.52/219,198.30 = 61,872.52/x
  3. Step 3: Cross multiply
    146,112.52x = 219,198.30 × 61,872.52
  4. Step 4: Simplify right side
    146,112.52x = 13,562,351,200.72
  5. Step 5: Solve for x
    x = 13,562,351,200.72/146,112.52
  6. Step 6: Final answer
    x = 92,821.28

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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.