Home / 264,022.48-396,061.40-74,481.34

Finding the Fourth Proportional to 264,022.48, 396,061.40 and 74,481.34

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Solution

The fourth proportional to 264,022.48, 396,061.40 and 74,481.34 is: 111,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,022.48 : 396,061.40 = 74,481.34 : x
  2. Step 2: Convert to fraction form
    264,022.48/396,061.40 = 74,481.34/x
  3. Step 3: Cross multiply
    264,022.48x = 396,061.40 × 74,481.34
  4. Step 4: Simplify right side
    264,022.48x = 29,499,183,794.28
  5. Step 5: Solve for x
    x = 29,499,183,794.28/264,022.48
  6. Step 6: Final answer
    x = 111,729.82

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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.