Finding the Fourth Proportional to 84,797.92, 117,007.50 and 48,992.68
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Solution
The fourth proportional to 84,797.92, 117,007.50 and 48,992.68 is: 67,602.02
Step by Step Solution
- Step 1: Write the proportion equation
84,797.92 : 117,007.50 = 48,992.68 : x - Step 2: Convert to fraction form
84,797.92/117,007.50 = 48,992.68/x - Step 3: Cross multiply
84,797.92x = 117,007.50 × 48,992.68 - Step 4: Simplify right side
84,797.92x = 5,732,511,005.10 - Step 5: Solve for x
x = 5,732,511,005.10/84,797.92 - Step 6: Final answer
x = 67,602.02
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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.