Finding the Fourth Proportional to 191,252.12, 263,923.26 and 110,668.48
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Solution
The fourth proportional to 191,252.12, 263,923.26 and 110,668.48 is: 152,719.80
Step by Step Solution
- Step 1: Write the proportion equation
191,252.12 : 263,923.26 = 110,668.48 : x - Step 2: Convert to fraction form
191,252.12/263,923.26 = 110,668.48/x - Step 3: Cross multiply
191,252.12x = 263,923.26 × 110,668.48 - Step 4: Simplify right side
191,252.12x = 29,207,986,020.84 - Step 5: Solve for x
x = 29,207,986,020.84/191,252.12 - Step 6: Final answer
x = 152,719.80
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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.