Home / 122,202.33-168,645.83-68,504.60

Finding the Fourth Proportional to 122,202.33, 168,645.83 and 68,504.60

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Solution

The fourth proportional to 122,202.33, 168,645.83 and 68,504.60 is: 94,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,202.33 : 168,645.83 = 68,504.60 : x
  2. Step 2: Convert to fraction form
    122,202.33/168,645.83 = 68,504.60/x
  3. Step 3: Cross multiply
    122,202.33x = 168,645.83 × 68,504.60
  4. Step 4: Simplify right side
    122,202.33x = 11,553,013,940.07
  5. Step 5: Solve for x
    x = 11,553,013,940.07/122,202.33
  6. Step 6: Final answer
    x = 94,540.05

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1.5x scale

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.