Home / 190,857.46-263,391.33-105,982.42

Finding the Fourth Proportional to 190,857.46, 263,391.33 and 105,982.42

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Solution

The fourth proportional to 190,857.46, 263,391.33 and 105,982.42 is: 146,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,857.46 : 263,391.33 = 105,982.42 : x
  2. Step 2: Convert to fraction form
    190,857.46/263,391.33 = 105,982.42/x
  3. Step 3: Cross multiply
    190,857.46x = 263,391.33 × 105,982.42
  4. Step 4: Simplify right side
    190,857.46x = 27,914,850,560.42
  5. Step 5: Solve for x
    x = 27,914,850,560.42/190,857.46
  6. Step 6: Final answer
    x = 146,260.20

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1.5x scale

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.