Home / 167,608.20-231,303.24-91,131.64

Finding the Fourth Proportional to 167,608.20, 231,303.24 and 91,131.64

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Solution

The fourth proportional to 167,608.20, 231,303.24 and 91,131.64 is: 125,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,608.20 : 231,303.24 = 91,131.64 : x
  2. Step 2: Convert to fraction form
    167,608.20/231,303.24 = 91,131.64/x
  3. Step 3: Cross multiply
    167,608.20x = 231,303.24 × 91,131.64
  4. Step 4: Simplify right side
    167,608.20x = 21,079,043,598.51
  5. Step 5: Solve for x
    x = 21,079,043,598.51/167,608.20
  6. Step 6: Final answer
    x = 125,763.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.