Home / 264,621.72-396,945.54-106,830.48

Finding the Fourth Proportional to 264,621.72, 396,945.54 and 106,830.48

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Solution

The fourth proportional to 264,621.72, 396,945.54 and 106,830.48 is: 160,250.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,621.72 : 396,945.54 = 106,830.48 : x
  2. Step 2: Convert to fraction form
    264,621.72/396,945.54 = 106,830.48/x
  3. Step 3: Cross multiply
    264,621.72x = 396,945.54 × 106,830.48
  4. Step 4: Simplify right side
    264,621.72x = 42,405,882,572.06
  5. Step 5: Solve for x
    x = 42,405,882,572.06/264,621.72
  6. Step 6: Final answer
    x = 160,250.95

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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.