Home / 324,739.92-448,127-177,562.09

Finding the Fourth Proportional to 324,739.92, 448,127 and 177,562.09

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Solution

The fourth proportional to 324,739.92, 448,127 and 177,562.09 is: 245,027.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,739.92 : 448,127 = 177,562.09 : x
  2. Step 2: Convert to fraction form
    324,739.92/448,127 = 177,562.09/x
  3. Step 3: Cross multiply
    324,739.92x = 448,127 × 177,562.09
  4. Step 4: Simplify right side
    324,739.92x = 79,570,366,705.43
  5. Step 5: Solve for x
    x = 79,570,366,705.43/324,739.92
  6. Step 6: Final answer
    x = 245,027.98

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1.5x scale

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.