Home / 148,490.20-222,762.30-48,622.60

Finding the Fourth Proportional to 148,490.20, 222,762.30 and 48,622.60

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Solution

The fourth proportional to 148,490.20, 222,762.30 and 48,622.60 is: 72,942.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,490.20 : 222,762.30 = 48,622.60 : x
  2. Step 2: Convert to fraction form
    148,490.20/222,762.30 = 48,622.60/x
  3. Step 3: Cross multiply
    148,490.20x = 222,762.30 × 48,622.60
  4. Step 4: Simplify right side
    148,490.20x = 10,831,282,207.98
  5. Step 5: Solve for x
    x = 10,831,282,207.98/148,490.20
  6. Step 6: Final answer
    x = 72,942.74

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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.