Finding the Fourth Proportional to 242,696.63, 364,208.97 and 84,926.45
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Solution
The fourth proportional to 242,696.63, 364,208.97 and 84,926.45 is: 127,447.08
Step by Step Solution
- Step 1: Write the proportion equation
242,696.63 : 364,208.97 = 84,926.45 : x - Step 2: Convert to fraction form
242,696.63/364,208.97 = 84,926.45/x - Step 3: Cross multiply
242,696.63x = 364,208.97 × 84,926.45 - Step 4: Simplify right side
242,696.63x = 30,930,976,109.25 - Step 5: Solve for x
x = 30,930,976,109.25/242,696.63 - Step 6: Final answer
x = 127,447.08
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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.