Finding the Fourth Proportional to 84,716.28, 116,908.58 and 46,990.53
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Solution
The fourth proportional to 84,716.28, 116,908.58 and 46,990.53 is: 64,847.00
Step by Step Solution
- Step 1: Write the proportion equation
84,716.28 : 116,908.58 = 46,990.53 : x - Step 2: Convert to fraction form
84,716.28/116,908.58 = 46,990.53/x - Step 3: Cross multiply
84,716.28x = 116,908.58 × 46,990.53 - Step 4: Simplify right side
84,716.28x = 5,493,596,253.22 - Step 5: Solve for x
x = 5,493,596,253.22/84,716.28 - Step 6: Final answer
x = 64,847.00
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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.