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Finding the Fourth Proportional to 150,885, 226,028.60 and 103,383.36

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Solution

The fourth proportional to 150,885, 226,028.60 and 103,383.36 is: 154,870.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,885 : 226,028.60 = 103,383.36 : x
  2. Step 2: Convert to fraction form
    150,885/226,028.60 = 103,383.36/x
  3. Step 3: Cross multiply
    150,885x = 226,028.60 × 103,383.36
  4. Step 4: Simplify right side
    150,885x = 23,367,596,124.10
  5. Step 5: Solve for x
    x = 23,367,596,124.10/150,885
  6. Step 6: Final answer
    x = 154,870.24

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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.