Finding the Fourth Proportional to 170,996.66, 235,968.09 and 94,511.84
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Solution
The fourth proportional to 170,996.66, 235,968.09 and 94,511.84 is: 130,422.30
Step by Step Solution
- Step 1: Write the proportion equation
170,996.66 : 235,968.09 = 94,511.84 : x - Step 2: Convert to fraction form
170,996.66/235,968.09 = 94,511.84/x - Step 3: Cross multiply
170,996.66x = 235,968.09 × 94,511.84 - Step 4: Simplify right side
170,996.66x = 22,301,778,367.19 - Step 5: Solve for x
x = 22,301,778,367.19/170,996.66 - Step 6: Final answer
x = 130,422.30
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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.