Home / 262,630.04-393,912.06-73,104.60

Finding the Fourth Proportional to 262,630.04, 393,912.06 and 73,104.60

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Solution

The fourth proportional to 262,630.04, 393,912.06 and 73,104.60 is: 109,647.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,630.04 : 393,912.06 = 73,104.60 : x
  2. Step 2: Convert to fraction form
    262,630.04/393,912.06 = 73,104.60/x
  3. Step 3: Cross multiply
    262,630.04x = 393,912.06 × 73,104.60
  4. Step 4: Simplify right side
    262,630.04x = 28,796,783,581.48
  5. Step 5: Solve for x
    x = 28,796,783,581.48/262,630.04
  6. Step 6: Final answer
    x = 109,647.71

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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.