Home / 190,832.06-263,337.96-105,943.66

Finding the Fourth Proportional to 190,832.06, 263,337.96 and 105,943.66

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Solution

The fourth proportional to 190,832.06, 263,337.96 and 105,943.66 is: 146,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,832.06 : 263,337.96 = 105,943.66 : x
  2. Step 2: Convert to fraction form
    190,832.06/263,337.96 = 105,943.66/x
  3. Step 3: Cross multiply
    190,832.06x = 263,337.96 × 105,943.66
  4. Step 4: Simplify right side
    190,832.06x = 27,898,987,299.33
  5. Step 5: Solve for x
    x = 27,898,987,299.33/190,832.06
  6. Step 6: Final answer
    x = 146,196.54

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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.