Finding the Fourth Proportional to 168,473.74, 232,487.67 and 93,020.62
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Solution
The fourth proportional to 168,473.74, 232,487.67 and 93,020.62 is: 128,365.09
Step by Step Solution
- Step 1: Write the proportion equation
168,473.74 : 232,487.67 = 93,020.62 : x - Step 2: Convert to fraction form
168,473.74/232,487.67 = 93,020.62/x - Step 3: Cross multiply
168,473.74x = 232,487.67 × 93,020.62 - Step 4: Simplify right side
168,473.74x = 21,626,147,205.76 - Step 5: Solve for x
x = 21,626,147,205.76/168,473.74 - Step 6: Final answer
x = 128,365.09
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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.