Home / 201,927.67-302,891.51-68,739.37

Finding the Fourth Proportional to 201,927.67, 302,891.51 and 68,739.37

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Solution

The fourth proportional to 201,927.67, 302,891.51 and 68,739.37 is: 103,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,927.67 : 302,891.51 = 68,739.37 : x
  2. Step 2: Convert to fraction form
    201,927.67/302,891.51 = 68,739.37/x
  3. Step 3: Cross multiply
    201,927.67x = 302,891.51 × 68,739.37
  4. Step 4: Simplify right side
    201,927.67x = 20,820,571,575.75
  5. Step 5: Solve for x
    x = 20,820,571,575.75/201,927.67
  6. Step 6: Final answer
    x = 103,109.06

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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.