Finding the Fourth Proportional to 190,956.81, 263,491.12 and 110,368.80
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Solution
The fourth proportional to 190,956.81, 263,491.12 and 110,368.80 is: 152,292.02
Step by Step Solution
- Step 1: Write the proportion equation
190,956.81 : 263,491.12 = 110,368.80 : x - Step 2: Convert to fraction form
190,956.81/263,491.12 = 110,368.80/x - Step 3: Cross multiply
190,956.81x = 263,491.12 × 110,368.80 - Step 4: Simplify right side
190,956.81x = 29,081,198,725.06 - Step 5: Solve for x
x = 29,081,198,725.06/190,956.81 - Step 6: Final answer
x = 152,292.02
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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.