Home / 81,004.34-111,713.22-50,792.96

Finding the Fourth Proportional to 81,004.34, 111,713.22 and 50,792.96

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Solution

The fourth proportional to 81,004.34, 111,713.22 and 50,792.96 is: 70,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,004.34 : 111,713.22 = 50,792.96 : x
  2. Step 2: Convert to fraction form
    81,004.34/111,713.22 = 50,792.96/x
  3. Step 3: Cross multiply
    81,004.34x = 111,713.22 × 50,792.96
  4. Step 4: Simplify right side
    81,004.34x = 5,674,244,556.37
  5. Step 5: Solve for x
    x = 5,674,244,556.37/81,004.34
  6. Step 6: Final answer
    x = 70,048.65

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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.