Home / 264,163.12-396,343.32-106,436.32

Finding the Fourth Proportional to 264,163.12, 396,343.32 and 106,436.32

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Solution

The fourth proportional to 264,163.12, 396,343.32 and 106,436.32 is: 159,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,163.12 : 396,343.32 = 106,436.32 : x
  2. Step 2: Convert to fraction form
    264,163.12/396,343.32 = 106,436.32/x
  3. Step 3: Cross multiply
    264,163.12x = 396,343.32 × 106,436.32
  4. Step 4: Simplify right side
    264,163.12x = 42,185,324,437.38
  5. Step 5: Solve for x
    x = 42,185,324,437.38/264,163.12
  6. Step 6: Final answer
    x = 159,694.22

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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.