Home / 51,940.26-77,928.93-16,880.04

Finding the Fourth Proportional to 51,940.26, 77,928.93 and 16,880.04

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Solution

The fourth proportional to 51,940.26, 77,928.93 and 16,880.04 is: 25,326.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,940.26 : 77,928.93 = 16,880.04 : x
  2. Step 2: Convert to fraction form
    51,940.26/77,928.93 = 16,880.04/x
  3. Step 3: Cross multiply
    51,940.26x = 77,928.93 × 16,880.04
  4. Step 4: Simplify right side
    51,940.26x = 1,315,443,455.56
  5. Step 5: Solve for x
    x = 1,315,443,455.56/51,940.26
  6. Step 6: Final answer
    x = 25,326.09

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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.