Home / 148,006.20-221,361.30-132,324.60

Finding the Fourth Proportional to 148,006.20, 221,361.30 and 132,324.60

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Solution

The fourth proportional to 148,006.20, 221,361.30 and 132,324.60 is: 197,907.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,006.20 : 221,361.30 = 132,324.60 : x
  2. Step 2: Convert to fraction form
    148,006.20/221,361.30 = 132,324.60/x
  3. Step 3: Cross multiply
    148,006.20x = 221,361.30 × 132,324.60
  4. Step 4: Simplify right side
    148,006.20x = 29,291,545,477.98
  5. Step 5: Solve for x
    x = 29,291,545,477.98/148,006.20
  6. Step 6: Final answer
    x = 197,907.56

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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.