Finding the Fourth Proportional to 111,951.99, 167,864.80 and 41,802.75
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Solution
The fourth proportional to 111,951.99, 167,864.80 and 41,802.75 is: 62,680.53
Step by Step Solution
- Step 1: Write the proportion equation
111,951.99 : 167,864.80 = 41,802.75 : x - Step 2: Convert to fraction form
111,951.99/167,864.80 = 41,802.75/x - Step 3: Cross multiply
111,951.99x = 167,864.80 × 41,802.75 - Step 4: Simplify right side
111,951.99x = 7,017,210,268.20 - Step 5: Solve for x
x = 7,017,210,268.20/111,951.99 - Step 6: Final answer
x = 62,680.53
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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.