Home / 193,739.40-290,609.10-169,633.80

Finding the Fourth Proportional to 193,739.40, 290,609.10 and 169,633.80

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Solution

The fourth proportional to 193,739.40, 290,609.10 and 169,633.80 is: 254,450.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,739.40 : 290,609.10 = 169,633.80 : x
  2. Step 2: Convert to fraction form
    193,739.40/290,609.10 = 169,633.80/x
  3. Step 3: Cross multiply
    193,739.40x = 290,609.10 × 169,633.80
  4. Step 4: Simplify right side
    193,739.40x = 49,297,125,947.58
  5. Step 5: Solve for x
    x = 49,297,125,947.58/193,739.40
  6. Step 6: Final answer
    x = 254,450.70

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1.5x scale

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.