Finding the Fourth Proportional to 163,531.24, 245,091.66 and 69,926.92
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Solution
The fourth proportional to 163,531.24, 245,091.66 and 69,926.92 is: 104,802.64
Step by Step Solution
- Step 1: Write the proportion equation
163,531.24 : 245,091.66 = 69,926.92 : x - Step 2: Convert to fraction form
163,531.24/245,091.66 = 69,926.92/x - Step 3: Cross multiply
163,531.24x = 245,091.66 × 69,926.92 - Step 4: Simplify right side
163,531.24x = 17,138,504,901.49 - Step 5: Solve for x
x = 17,138,504,901.49/163,531.24 - Step 6: Final answer
x = 104,802.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.