Home / 106,085.26-159,116-27,201.34

Finding the Fourth Proportional to 106,085.26, 159,116 and 27,201.34

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Solution

The fourth proportional to 106,085.26, 159,116 and 27,201.34 is: 40,798.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,085.26 : 159,116 = 27,201.34 : x
  2. Step 2: Convert to fraction form
    106,085.26/159,116 = 27,201.34/x
  3. Step 3: Cross multiply
    106,085.26x = 159,116 × 27,201.34
  4. Step 4: Simplify right side
    106,085.26x = 4,328,168,415.44
  5. Step 5: Solve for x
    x = 4,328,168,415.44/106,085.26
  6. Step 6: Final answer
    x = 40,798.96

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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.