Home / 320,887.14-481,324.23-110,520.42

Finding the Fourth Proportional to 320,887.14, 481,324.23 and 110,520.42

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Solution

The fourth proportional to 320,887.14, 481,324.23 and 110,520.42 is: 165,778.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,887.14 : 481,324.23 = 110,520.42 : x
  2. Step 2: Convert to fraction form
    320,887.14/481,324.23 = 110,520.42/x
  3. Step 3: Cross multiply
    320,887.14x = 481,324.23 × 110,520.42
  4. Step 4: Simplify right side
    320,887.14x = 53,196,156,055.78
  5. Step 5: Solve for x
    x = 53,196,156,055.78/320,887.14
  6. Step 6: Final answer
    x = 165,778.40

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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.