Home / 167,574.15-231,249.74-92,121.03

Finding the Fourth Proportional to 167,574.15, 231,249.74 and 92,121.03

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Solution

The fourth proportional to 167,574.15, 231,249.74 and 92,121.03 is: 127,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,574.15 : 231,249.74 = 92,121.03 : x
  2. Step 2: Convert to fraction form
    167,574.15/231,249.74 = 92,121.03/x
  3. Step 3: Cross multiply
    167,574.15x = 231,249.74 × 92,121.03
  4. Step 4: Simplify right side
    167,574.15x = 21,302,963,775.43
  5. Step 5: Solve for x
    x = 21,302,963,775.43/167,574.15
  6. Step 6: Final answer
    x = 127,125.60

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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.