Home / 264,203.91-396,301.28-106,428.33

Finding the Fourth Proportional to 264,203.91, 396,301.28 and 106,428.33

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Solution

The fourth proportional to 264,203.91, 396,301.28 and 106,428.33 is: 159,640.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,203.91 : 396,301.28 = 106,428.33 : x
  2. Step 2: Convert to fraction form
    264,203.91/396,301.28 = 106,428.33/x
  3. Step 3: Cross multiply
    264,203.91x = 396,301.28 × 106,428.33
  4. Step 4: Simplify right side
    264,203.91x = 42,177,682,875.12
  5. Step 5: Solve for x
    x = 42,177,682,875.12/264,203.91
  6. Step 6: Final answer
    x = 159,640.65

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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.