Home / 190,913.24-263,451.42-106,035.78

Finding the Fourth Proportional to 190,913.24, 263,451.42 and 106,035.78

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Solution

The fourth proportional to 190,913.24, 263,451.42 and 106,035.78 is: 146,324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,913.24 : 263,451.42 = 106,035.78 : x
  2. Step 2: Convert to fraction form
    190,913.24/263,451.42 = 106,035.78/x
  3. Step 3: Cross multiply
    190,913.24x = 263,451.42 × 106,035.78
  4. Step 4: Simplify right side
    190,913.24x = 27,935,276,811.81
  5. Step 5: Solve for x
    x = 27,935,276,811.81/190,913.24
  6. Step 6: Final answer
    x = 146,324.46

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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.