Finding the Fourth Proportional to 168,701.24, 232,807.77 and 92,220.68
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Solution
The fourth proportional to 168,701.24, 232,807.77 and 92,220.68 is: 127,264.56
Step by Step Solution
- Step 1: Write the proportion equation
168,701.24 : 232,807.77 = 92,220.68 : x - Step 2: Convert to fraction form
168,701.24/232,807.77 = 92,220.68/x - Step 3: Cross multiply
168,701.24x = 232,807.77 × 92,220.68 - Step 4: Simplify right side
168,701.24x = 21,469,690,131.16 - Step 5: Solve for x
x = 21,469,690,131.16/168,701.24 - Step 6: Final answer
x = 127,264.56
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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.