Home / 51,388.32-77,025.88-33,611.66

Finding the Fourth Proportional to 51,388.32, 77,025.88 and 33,611.66

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Solution

The fourth proportional to 51,388.32, 77,025.88 and 33,611.66 is: 50,380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,388.32 : 77,025.88 = 33,611.66 : x
  2. Step 2: Convert to fraction form
    51,388.32/77,025.88 = 33,611.66/x
  3. Step 3: Cross multiply
    51,388.32x = 77,025.88 × 33,611.66
  4. Step 4: Simplify right side
    51,388.32x = 2,588,967,136.57
  5. Step 5: Solve for x
    x = 2,588,967,136.57/51,388.32
  6. Step 6: Final answer
    x = 50,380.46

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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.