Home / 190,751.24-263,231.70-105,866.12

Finding the Fourth Proportional to 190,751.24, 263,231.70 and 105,866.12

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Solution

The fourth proportional to 190,751.24, 263,231.70 and 105,866.12 is: 146,092.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,751.24 : 263,231.70 = 105,866.12 : x
  2. Step 2: Convert to fraction form
    190,751.24/263,231.70 = 105,866.12/x
  3. Step 3: Cross multiply
    190,751.24x = 263,231.70 × 105,866.12
  4. Step 4: Simplify right side
    190,751.24x = 27,867,318,740.00
  5. Step 5: Solve for x
    x = 27,867,318,740.00/190,751.24
  6. Step 6: Final answer
    x = 146,092.46

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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.