Home / 143,020.03-214,540.32-37,837.75

Finding the Fourth Proportional to 143,020.03, 214,540.32 and 37,837.75

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Solution

The fourth proportional to 143,020.03, 214,540.32 and 37,837.75 is: 56,759.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,020.03 : 214,540.32 = 37,837.75 : x
  2. Step 2: Convert to fraction form
    143,020.03/214,540.32 = 37,837.75/x
  3. Step 3: Cross multiply
    143,020.03x = 214,540.32 × 37,837.75
  4. Step 4: Simplify right side
    143,020.03x = 8,117,722,993.08
  5. Step 5: Solve for x
    x = 8,117,722,993.08/143,020.03
  6. Step 6: Final answer
    x = 56,759.34

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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.