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Finding the Fourth Proportional to 164,477.80, 246,716.70 and 162,922.60

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Solution

The fourth proportional to 164,477.80, 246,716.70 and 162,922.60 is: 244,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,477.80 : 246,716.70 = 162,922.60 : x
  2. Step 2: Convert to fraction form
    164,477.80/246,716.70 = 162,922.60/x
  3. Step 3: Cross multiply
    164,477.80x = 246,716.70 × 162,922.60
  4. Step 4: Simplify right side
    164,477.80x = 40,195,726,227.42
  5. Step 5: Solve for x
    x = 40,195,726,227.42/164,477.80
  6. Step 6: Final answer
    x = 244,383.90

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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.