Home / 262,936.58-394,269.75-120,659.36

Finding the Fourth Proportional to 262,936.58, 394,269.75 and 120,659.36

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Solution

The fourth proportional to 262,936.58, 394,269.75 and 120,659.36 is: 180,927.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,936.58 : 394,269.75 = 120,659.36 : x
  2. Step 2: Convert to fraction form
    262,936.58/394,269.75 = 120,659.36/x
  3. Step 3: Cross multiply
    262,936.58x = 394,269.75 × 120,659.36
  4. Step 4: Simplify right side
    262,936.58x = 47,572,333,731.01
  5. Step 5: Solve for x
    x = 47,572,333,731.01/262,936.58
  6. Step 6: Final answer
    x = 180,927.03

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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.