Finding the Fourth Proportional to 98,482.44, 135,907.38 and 53,770.44
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Solution
The fourth proportional to 98,482.44, 135,907.38 and 53,770.44 is: 74,204.09
Step by Step Solution
- Step 1: Write the proportion equation
98,482.44 : 135,907.38 = 53,770.44 : x - Step 2: Convert to fraction form
98,482.44/135,907.38 = 53,770.44/x - Step 3: Cross multiply
98,482.44x = 135,907.38 × 53,770.44 - Step 4: Simplify right side
98,482.44x = 7,307,799,621.85 - Step 5: Solve for x
x = 7,307,799,621.85/98,482.44 - Step 6: Final answer
x = 74,204.09
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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.