Finding the Fourth Proportional to 177,118.36, 244,414.12 and 100,626.84
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Solution
The fourth proportional to 177,118.36, 244,414.12 and 100,626.84 is: 138,859.80
Step by Step Solution
- Step 1: Write the proportion equation
177,118.36 : 244,414.12 = 100,626.84 : x - Step 2: Convert to fraction form
177,118.36/244,414.12 = 100,626.84/x - Step 3: Cross multiply
177,118.36x = 244,414.12 × 100,626.84 - Step 4: Simplify right side
177,118.36x = 24,594,621,171.50 - Step 5: Solve for x
x = 24,594,621,171.50/177,118.36 - Step 6: Final answer
x = 138,859.80
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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.