Home / 66,807.24-100,181.46-20,049.18

Finding the Fourth Proportional to 66,807.24, 100,181.46 and 20,049.18

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Solution

The fourth proportional to 66,807.24, 100,181.46 and 20,049.18 is: 30,064.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,807.24 : 100,181.46 = 20,049.18 : x
  2. Step 2: Convert to fraction form
    66,807.24/100,181.46 = 20,049.18/x
  3. Step 3: Cross multiply
    66,807.24x = 100,181.46 × 20,049.18
  4. Step 4: Simplify right side
    66,807.24x = 2,008,556,124.20
  5. Step 5: Solve for x
    x = 2,008,556,124.20/66,807.24
  6. Step 6: Final answer
    x = 30,064.95

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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.