Finding the Fourth Proportional to 168,701.62, 232,808.29 and 92,221.05
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Solution
The fourth proportional to 168,701.62, 232,808.29 and 92,221.05 is: 127,265.08
Step by Step Solution
- Step 1: Write the proportion equation
168,701.62 : 232,808.29 = 92,221.05 : x - Step 2: Convert to fraction form
168,701.62/232,808.29 = 92,221.05/x - Step 3: Cross multiply
168,701.62x = 232,808.29 × 92,221.05 - Step 4: Simplify right side
168,701.62x = 21,469,825,303.97 - Step 5: Solve for x
x = 21,469,825,303.97/168,701.62 - Step 6: Final answer
x = 127,265.08
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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.