Home / 264,831.40-396,912.30-106,971.40

Finding the Fourth Proportional to 264,831.40, 396,912.30 and 106,971.40

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Solution

The fourth proportional to 264,831.40, 396,912.30 and 106,971.40 is: 160,321.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,831.40 : 396,912.30 = 106,971.40 : x
  2. Step 2: Convert to fraction form
    264,831.40/396,912.30 = 106,971.40/x
  3. Step 3: Cross multiply
    264,831.40x = 396,912.30 × 106,971.40
  4. Step 4: Simplify right side
    264,831.40x = 42,458,264,408.22
  5. Step 5: Solve for x
    x = 42,458,264,408.22/264,831.40
  6. Step 6: Final answer
    x = 160,321.87

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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.