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Finding the Fourth Proportional to 241,388.80, 362,212.80 and 101,161.60

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Solution

The fourth proportional to 241,388.80, 362,212.80 and 101,161.60 is: 151,796.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,388.80 : 362,212.80 = 101,161.60 : x
  2. Step 2: Convert to fraction form
    241,388.80/362,212.80 = 101,161.60/x
  3. Step 3: Cross multiply
    241,388.80x = 362,212.80 × 101,161.60
  4. Step 4: Simplify right side
    241,388.80x = 36,642,026,388.48
  5. Step 5: Solve for x
    x = 36,642,026,388.48/241,388.80
  6. Step 6: Final answer
    x = 151,796.71

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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.