Home / 263,206.62-394,965.45-97,111.26

Finding the Fourth Proportional to 263,206.62, 394,965.45 and 97,111.26

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Solution

The fourth proportional to 263,206.62, 394,965.45 and 97,111.26 is: 145,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,206.62 : 394,965.45 = 97,111.26 : x
  2. Step 2: Convert to fraction form
    263,206.62/394,965.45 = 97,111.26/x
  3. Step 3: Cross multiply
    263,206.62x = 394,965.45 × 97,111.26
  4. Step 4: Simplify right side
    263,206.62x = 38,355,592,505.97
  5. Step 5: Solve for x
    x = 38,355,592,505.97/263,206.62
  6. Step 6: Final answer
    x = 145,724.27

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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.