Home / 203,442.48-304,734.22-163,243.60

Finding the Fourth Proportional to 203,442.48, 304,734.22 and 163,243.60

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Solution

The fourth proportional to 203,442.48, 304,734.22 and 163,243.60 is: 244,520.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,442.48 : 304,734.22 = 163,243.60 : x
  2. Step 2: Convert to fraction form
    203,442.48/304,734.22 = 163,243.60/x
  3. Step 3: Cross multiply
    203,442.48x = 304,734.22 × 163,243.60
  4. Step 4: Simplify right side
    203,442.48x = 49,745,909,946.05
  5. Step 5: Solve for x
    x = 49,745,909,946.05/203,442.48
  6. Step 6: Final answer
    x = 244,520.76

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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.