Home / 34,156.44-51,257.67-11,970

Finding the Fourth Proportional to 34,156.44, 51,257.67 and 11,970

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Solution

The fourth proportional to 34,156.44, 51,257.67 and 11,970 is: 17,963.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,156.44 : 51,257.67 = 11,970 : x
  2. Step 2: Convert to fraction form
    34,156.44/51,257.67 = 11,970/x
  3. Step 3: Cross multiply
    34,156.44x = 51,257.67 × 11,970
  4. Step 4: Simplify right side
    34,156.44x = 613,554,309.90
  5. Step 5: Solve for x
    x = 613,554,309.90/34,156.44
  6. Step 6: Final answer
    x = 17,963.06

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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.