Home / 263,019.30-394,565.40-94,498.80

Finding the Fourth Proportional to 263,019.30, 394,565.40 and 94,498.80

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Solution

The fourth proportional to 263,019.30, 394,565.40 and 94,498.80 is: 141,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,019.30 : 394,565.40 = 94,498.80 : x
  2. Step 2: Convert to fraction form
    263,019.30/394,565.40 = 94,498.80/x
  3. Step 3: Cross multiply
    263,019.30x = 394,565.40 × 94,498.80
  4. Step 4: Simplify right side
    263,019.30x = 37,285,956,821.52
  5. Step 5: Solve for x
    x = 37,285,956,821.52/263,019.30
  6. Step 6: Final answer
    x = 141,761.30

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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.