Home / 168,603.82-232,670.54-92,121.28

Finding the Fourth Proportional to 168,603.82, 232,670.54 and 92,121.28

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Solution

The fourth proportional to 168,603.82, 232,670.54 and 92,121.28 is: 127,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,603.82 : 232,670.54 = 92,121.28 : x
  2. Step 2: Convert to fraction form
    168,603.82/232,670.54 = 92,121.28/x
  3. Step 3: Cross multiply
    168,603.82x = 232,670.54 × 92,121.28
  4. Step 4: Simplify right side
    168,603.82x = 21,433,907,611.72
  5. Step 5: Solve for x
    x = 21,433,907,611.72/168,603.82
  6. Step 6: Final answer
    x = 127,125.87

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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.