Finding the Fourth Proportional to 181,843.93, 272,759.52 and 55,479.07
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Solution
The fourth proportional to 181,843.93, 272,759.52 and 55,479.07 is: 83,216.66
Step by Step Solution
- Step 1: Write the proportion equation
181,843.93 : 272,759.52 = 55,479.07 : x - Step 2: Convert to fraction form
181,843.93/272,759.52 = 55,479.07/x - Step 3: Cross multiply
181,843.93x = 272,759.52 × 55,479.07 - Step 4: Simplify right side
181,843.93x = 15,132,444,503.25 - Step 5: Solve for x
x = 15,132,444,503.25/181,843.93 - Step 6: Final answer
x = 83,216.66
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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.