Home / 393,033.98-589,551.11-123,183.06

Finding the Fourth Proportional to 393,033.98, 589,551.11 and 123,183.06

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Solution

The fourth proportional to 393,033.98, 589,551.11 and 123,183.06 is: 184,774.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,033.98 : 589,551.11 = 123,183.06 : x
  2. Step 2: Convert to fraction form
    393,033.98/589,551.11 = 123,183.06/x
  3. Step 3: Cross multiply
    393,033.98x = 589,551.11 × 123,183.06
  4. Step 4: Simplify right side
    393,033.98x = 72,622,709,756.36
  5. Step 5: Solve for x
    x = 72,622,709,756.36/393,033.98
  6. Step 6: Final answer
    x = 184,774.63

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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.