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Finding the Fourth Proportional to 160,963.80, 241,604.69 and 120,843.29

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Solution

The fourth proportional to 160,963.80, 241,604.69 and 120,843.29 is: 181,384.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,963.80 : 241,604.69 = 120,843.29 : x
  2. Step 2: Convert to fraction form
    160,963.80/241,604.69 = 120,843.29/x
  3. Step 3: Cross multiply
    160,963.80x = 241,604.69 × 120,843.29
  4. Step 4: Simplify right side
    160,963.80x = 29,196,305,619.03
  5. Step 5: Solve for x
    x = 29,196,305,619.03/160,963.80
  6. Step 6: Final answer
    x = 181,384.30

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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.