Home / 312,409.04-468,297.97-123,002.30

Finding the Fourth Proportional to 312,409.04, 468,297.97 and 123,002.30

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Solution

The fourth proportional to 312,409.04, 468,297.97 and 123,002.30 is: 184,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,409.04 : 468,297.97 = 123,002.30 : x
  2. Step 2: Convert to fraction form
    312,409.04/468,297.97 = 123,002.30/x
  3. Step 3: Cross multiply
    312,409.04x = 468,297.97 × 123,002.30
  4. Step 4: Simplify right side
    312,409.04x = 57,601,728,258.57
  5. Step 5: Solve for x
    x = 57,601,728,258.57/312,409.04
  6. Step 6: Final answer
    x = 184,379.20

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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.