Home / 160,496.70-221,556.97-106,081.64

Finding the Fourth Proportional to 160,496.70, 221,556.97 and 106,081.64

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Solution

The fourth proportional to 160,496.70, 221,556.97 and 106,081.64 is: 146,439.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,496.70 : 221,556.97 = 106,081.64 : x
  2. Step 2: Convert to fraction form
    160,496.70/221,556.97 = 106,081.64/x
  3. Step 3: Cross multiply
    160,496.70x = 221,556.97 × 106,081.64
  4. Step 4: Simplify right side
    160,496.70x = 23,503,126,731.03
  5. Step 5: Solve for x
    x = 23,503,126,731.03/160,496.70
  6. Step 6: Final answer
    x = 146,439.94

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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.