Home / 165,786.67-248,782.01-131,851.63

Finding the Fourth Proportional to 165,786.67, 248,782.01 and 131,851.63

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Solution

The fourth proportional to 165,786.67, 248,782.01 and 131,851.63 is: 197,858.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,786.67 : 248,782.01 = 131,851.63 : x
  2. Step 2: Convert to fraction form
    165,786.67/248,782.01 = 131,851.63/x
  3. Step 3: Cross multiply
    165,786.67x = 248,782.01 × 131,851.63
  4. Step 4: Simplify right side
    165,786.67x = 32,802,312,873.92
  5. Step 5: Solve for x
    x = 32,802,312,873.92/165,786.67
  6. Step 6: Final answer
    x = 197,858.57

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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.