Home / 23,080.82-34,621.09-6,440.85

Finding the Fourth Proportional to 23,080.82, 34,621.09 and 6,440.85

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Solution

The fourth proportional to 23,080.82, 34,621.09 and 6,440.85 is: 9,661.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,080.82 : 34,621.09 = 6,440.85 : x
  2. Step 2: Convert to fraction form
    23,080.82/34,621.09 = 6,440.85/x
  3. Step 3: Cross multiply
    23,080.82x = 34,621.09 × 6,440.85
  4. Step 4: Simplify right side
    23,080.82x = 222,989,231.42
  5. Step 5: Solve for x
    x = 222,989,231.42/23,080.82
  6. Step 6: Final answer
    x = 9,661.24

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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.