Home / 264,305.20-396,501.36-106,520.32

Finding the Fourth Proportional to 264,305.20, 396,501.36 and 106,520.32

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Solution

The fourth proportional to 264,305.20, 396,501.36 and 106,520.32 is: 159,798.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,305.20 : 396,501.36 = 106,520.32 : x
  2. Step 2: Convert to fraction form
    264,305.20/396,501.36 = 106,520.32/x
  3. Step 3: Cross multiply
    264,305.20x = 396,501.36 × 106,520.32
  4. Step 4: Simplify right side
    264,305.20x = 42,235,451,747.64
  5. Step 5: Solve for x
    x = 42,235,451,747.64/264,305.20
  6. Step 6: Final answer
    x = 159,798.04

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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.