Home / 195,033.20-292,573.92-68,643.68

Finding the Fourth Proportional to 195,033.20, 292,573.92 and 68,643.68

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Solution

The fourth proportional to 195,033.20, 292,573.92 and 68,643.68 is: 102,974.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,033.20 : 292,573.92 = 68,643.68 : x
  2. Step 2: Convert to fraction form
    195,033.20/292,573.92 = 68,643.68/x
  3. Step 3: Cross multiply
    195,033.20x = 292,573.92 × 68,643.68
  4. Step 4: Simplify right side
    195,033.20x = 20,083,350,540.83
  5. Step 5: Solve for x
    x = 20,083,350,540.83/195,033.20
  6. Step 6: Final answer
    x = 102,974.01

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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.