Home / 195,233.62-269,423.97-105,809.62

Finding the Fourth Proportional to 195,233.62, 269,423.97 and 105,809.62

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Solution

The fourth proportional to 195,233.62, 269,423.97 and 105,809.62 is: 146,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,233.62 : 269,423.97 = 105,809.62 : x
  2. Step 2: Convert to fraction form
    195,233.62/269,423.97 = 105,809.62/x
  3. Step 3: Cross multiply
    195,233.62x = 269,423.97 × 105,809.62
  4. Step 4: Simplify right side
    195,233.62x = 28,507,647,884.59
  5. Step 5: Solve for x
    x = 28,507,647,884.59/195,233.62
  6. Step 6: Final answer
    x = 146,018.13

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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.