Home / 167,597.70-231,289.38-91,121.94

Finding the Fourth Proportional to 167,597.70, 231,289.38 and 91,121.94

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Solution

The fourth proportional to 167,597.70, 231,289.38 and 91,121.94 is: 125,750.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,597.70 : 231,289.38 = 91,121.94 : x
  2. Step 2: Convert to fraction form
    167,597.70/231,289.38 = 91,121.94/x
  3. Step 3: Cross multiply
    167,597.70x = 231,289.38 × 91,121.94
  4. Step 4: Simplify right side
    167,597.70x = 21,075,537,007.00
  5. Step 5: Solve for x
    x = 21,075,537,007.00/167,597.70
  6. Step 6: Final answer
    x = 125,750.75

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Why These Related Problems?

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