Finding the Fourth Proportional to 168,599.63, 232,664.76 and 92,117.09
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Solution
The fourth proportional to 168,599.63, 232,664.76 and 92,117.09 is: 127,120.09
Step by Step Solution
- Step 1: Write the proportion equation
168,599.63 : 232,664.76 = 92,117.09 : x - Step 2: Convert to fraction form
168,599.63/232,664.76 = 92,117.09/x - Step 3: Cross multiply
168,599.63x = 232,664.76 × 92,117.09 - Step 4: Simplify right side
168,599.63x = 21,432,399,473.42 - Step 5: Solve for x
x = 21,432,399,473.42/168,599.63 - Step 6: Final answer
x = 127,120.09
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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.