Finding the Fourth Proportional to 104,369.11, 144,036.50 and 59,047.08
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Solution
The fourth proportional to 104,369.11, 144,036.50 and 59,047.08 is: 81,489.00
Step by Step Solution
- Step 1: Write the proportion equation
104,369.11 : 144,036.50 = 59,047.08 : x - Step 2: Convert to fraction form
104,369.11/144,036.50 = 59,047.08/x - Step 3: Cross multiply
104,369.11x = 144,036.50 × 59,047.08 - Step 4: Simplify right side
104,369.11x = 8,504,934,629.13 - Step 5: Solve for x
x = 8,504,934,629.13/104,369.11 - Step 6: Final answer
x = 81,489.00
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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.