Home / 68,889.25-103,237.65-37,231.07

Finding the Fourth Proportional to 68,889.25, 103,237.65 and 37,231.07

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Solution

The fourth proportional to 68,889.25, 103,237.65 and 37,231.07 is: 55,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,889.25 : 103,237.65 = 37,231.07 : x
  2. Step 2: Convert to fraction form
    68,889.25/103,237.65 = 37,231.07/x
  3. Step 3: Cross multiply
    68,889.25x = 103,237.65 × 37,231.07
  4. Step 4: Simplify right side
    68,889.25x = 3,843,647,657.60
  5. Step 5: Solve for x
    x = 3,843,647,657.60/68,889.25
  6. Step 6: Final answer
    x = 55,794.59

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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.