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Finding the Fourth Proportional to 241,752.78, 362,504.03 and 108,518.31

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Solution

The fourth proportional to 241,752.78, 362,504.03 and 108,518.31 is: 162,721.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,752.78 : 362,504.03 = 108,518.31 : x
  2. Step 2: Convert to fraction form
    241,752.78/362,504.03 = 108,518.31/x
  3. Step 3: Cross multiply
    241,752.78x = 362,504.03 × 108,518.31
  4. Step 4: Simplify right side
    241,752.78x = 39,338,324,161.20
  5. Step 5: Solve for x
    x = 39,338,324,161.20/241,752.78
  6. Step 6: Final answer
    x = 162,721.29

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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.