Home / 263,629.52-395,444.25-74,082.23

Finding the Fourth Proportional to 263,629.52, 395,444.25 and 74,082.23

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Solution

The fourth proportional to 263,629.52, 395,444.25 and 74,082.23 is: 111,123.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,629.52 : 395,444.25 = 74,082.23 : x
  2. Step 2: Convert to fraction form
    263,629.52/395,444.25 = 74,082.23/x
  3. Step 3: Cross multiply
    263,629.52x = 395,444.25 × 74,082.23
  4. Step 4: Simplify right side
    263,629.52x = 29,295,391,880.68
  5. Step 5: Solve for x
    x = 29,295,391,880.68/263,629.52
  6. Step 6: Final answer
    x = 111,123.34

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1.5x scale

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.