Home / 221,467.40-332,201.10-154,982.60

Finding the Fourth Proportional to 221,467.40, 332,201.10 and 154,982.60

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Solution

The fourth proportional to 221,467.40, 332,201.10 and 154,982.60 is: 232,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,467.40 : 332,201.10 = 154,982.60 : x
  2. Step 2: Convert to fraction form
    221,467.40/332,201.10 = 154,982.60/x
  3. Step 3: Cross multiply
    221,467.40x = 332,201.10 × 154,982.60
  4. Step 4: Simplify right side
    221,467.40x = 51,485,390,200.86
  5. Step 5: Solve for x
    x = 51,485,390,200.86/221,467.40
  6. Step 6: Final answer
    x = 232,473.90

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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.