Finding the Fourth Proportional to 86,563.92, 119,464.23 and 48,330.99
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Solution
The fourth proportional to 86,563.92, 119,464.23 and 48,330.99 is: 66,700.13
Step by Step Solution
- Step 1: Write the proportion equation
86,563.92 : 119,464.23 = 48,330.99 : x - Step 2: Convert to fraction form
86,563.92/119,464.23 = 48,330.99/x - Step 3: Cross multiply
86,563.92x = 119,464.23 × 48,330.99 - Step 4: Simplify right side
86,563.92x = 5,773,824,505.49 - Step 5: Solve for x
x = 5,773,824,505.49/86,563.92 - Step 6: Final answer
x = 66,700.13
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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.