Home / 123,994.44-186,020.82-38,601.36

Finding the Fourth Proportional to 123,994.44, 186,020.82 and 38,601.36

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Solution

The fourth proportional to 123,994.44, 186,020.82 and 38,601.36 is: 57,911.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,994.44 : 186,020.82 = 38,601.36 : x
  2. Step 2: Convert to fraction form
    123,994.44/186,020.82 = 38,601.36/x
  3. Step 3: Cross multiply
    123,994.44x = 186,020.82 × 38,601.36
  4. Step 4: Simplify right side
    123,994.44x = 7,180,656,640.32
  5. Step 5: Solve for x
    x = 7,180,656,640.32/123,994.44
  6. Step 6: Final answer
    x = 57,911.12

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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.