Home / 34,187.66-51,270.39-11,385.43

Finding the Fourth Proportional to 34,187.66, 51,270.39 and 11,385.43

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Solution

The fourth proportional to 34,187.66, 51,270.39 and 11,385.43 is: 17,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187.66 : 51,270.39 = 11,385.43 : x
  2. Step 2: Convert to fraction form
    34,187.66/51,270.39 = 11,385.43/x
  3. Step 3: Cross multiply
    34,187.66x = 51,270.39 × 11,385.43
  4. Step 4: Simplify right side
    34,187.66x = 583,735,662.44
  5. Step 5: Solve for x
    x = 583,735,662.44/34,187.66
  6. Step 6: Final answer
    x = 17,074.46

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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.