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Finding the Fourth Proportional to 100,365.88, 150,556.12 and 33,806.02

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Solution

The fourth proportional to 100,365.88, 150,556.12 and 33,806.02 is: 50,711.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,365.88 : 150,556.12 = 33,806.02 : x
  2. Step 2: Convert to fraction form
    100,365.88/150,556.12 = 33,806.02/x
  3. Step 3: Cross multiply
    100,365.88x = 150,556.12 × 33,806.02
  4. Step 4: Simplify right side
    100,365.88x = 5,089,703,203.84
  5. Step 5: Solve for x
    x = 5,089,703,203.84/100,365.88
  6. Step 6: Final answer
    x = 50,711.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.