Home / 246,408.75-340,055.96-138,976.36

Finding the Fourth Proportional to 246,408.75, 340,055.96 and 138,976.36

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Solution

The fourth proportional to 246,408.75, 340,055.96 and 138,976.36 is: 191,794.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,408.75 : 340,055.96 = 138,976.36 : x
  2. Step 2: Convert to fraction form
    246,408.75/340,055.96 = 138,976.36/x
  3. Step 3: Cross multiply
    246,408.75x = 340,055.96 × 138,976.36
  4. Step 4: Simplify right side
    246,408.75x = 47,259,737,972.08
  5. Step 5: Solve for x
    x = 47,259,737,972.08/246,408.75
  6. Step 6: Final answer
    x = 191,794.07

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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.