Home / 195,964.52-270,423.16-115,395.44

Finding the Fourth Proportional to 195,964.52, 270,423.16 and 115,395.44

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Solution

The fourth proportional to 195,964.52, 270,423.16 and 115,395.44 is: 159,241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,964.52 : 270,423.16 = 115,395.44 : x
  2. Step 2: Convert to fraction form
    195,964.52/270,423.16 = 115,395.44/x
  3. Step 3: Cross multiply
    195,964.52x = 270,423.16 × 115,395.44
  4. Step 4: Simplify right side
    195,964.52x = 31,205,597,893.79
  5. Step 5: Solve for x
    x = 31,205,597,893.79/195,964.52
  6. Step 6: Final answer
    x = 159,241.06

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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.