Finding the Fourth Proportional to 168,194.96, 232,108.80 and 92,743.64
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Solution
The fourth proportional to 168,194.96, 232,108.80 and 92,743.64 is: 127,986.09
Step by Step Solution
- Step 1: Write the proportion equation
168,194.96 : 232,108.80 = 92,743.64 : x - Step 2: Convert to fraction form
168,194.96/232,108.80 = 92,743.64/x - Step 3: Cross multiply
168,194.96x = 232,108.80 × 92,743.64 - Step 4: Simplify right side
168,194.96x = 21,526,614,988.03 - Step 5: Solve for x
x = 21,526,614,988.03/168,194.96 - Step 6: Final answer
x = 127,986.09
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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.