Home / 160,644.06-221,694.48-96,969.42

Finding the Fourth Proportional to 160,644.06, 221,694.48 and 96,969.42

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Solution

The fourth proportional to 160,644.06, 221,694.48 and 96,969.42 is: 133,821.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,644.06 : 221,694.48 = 96,969.42 : x
  2. Step 2: Convert to fraction form
    160,644.06/221,694.48 = 96,969.42/x
  3. Step 3: Cross multiply
    160,644.06x = 221,694.48 × 96,969.42
  4. Step 4: Simplify right side
    160,644.06x = 21,497,585,142.80
  5. Step 5: Solve for x
    x = 21,497,585,142.80/160,644.06
  6. Step 6: Final answer
    x = 133,821.23

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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.