Home / 195,967.52-293,718-136,481.12

Finding the Fourth Proportional to 195,967.52, 293,718 and 136,481.12

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Solution

The fourth proportional to 195,967.52, 293,718 and 136,481.12 is: 204,559.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,967.52 : 293,718 = 136,481.12 : x
  2. Step 2: Convert to fraction form
    195,967.52/293,718 = 136,481.12/x
  3. Step 3: Cross multiply
    195,967.52x = 293,718 × 136,481.12
  4. Step 4: Simplify right side
    195,967.52x = 40,086,961,604.16
  5. Step 5: Solve for x
    x = 40,086,961,604.16/195,967.52
  6. Step 6: Final answer
    x = 204,559.21

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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.