Home / 190,244.58-262,523.07-105,359.82

Finding the Fourth Proportional to 190,244.58, 262,523.07 and 105,359.82

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Solution

The fourth proportional to 190,244.58, 262,523.07 and 105,359.82 is: 145,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,244.58 : 262,523.07 = 105,359.82 : x
  2. Step 2: Convert to fraction form
    190,244.58/262,523.07 = 105,359.82/x
  3. Step 3: Cross multiply
    190,244.58x = 262,523.07 × 105,359.82
  4. Step 4: Simplify right side
    190,244.58x = 27,659,383,401.05
  5. Step 5: Solve for x
    x = 27,659,383,401.05/190,244.58
  6. Step 6: Final answer
    x = 145,388.55

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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.