Finding the Fourth Proportional to 96,832.25, 133,619.98 and 53,809.00
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Solution
The fourth proportional to 96,832.25, 133,619.98 and 53,809.00 is: 74,251.69
Step by Step Solution
- Step 1: Write the proportion equation
96,832.25 : 133,619.98 = 53,809.00 : x - Step 2: Convert to fraction form
96,832.25/133,619.98 = 53,809.00/x - Step 3: Cross multiply
96,832.25x = 133,619.98 × 53,809.00 - Step 4: Simplify right side
96,832.25x = 7,189,957,887.75 - Step 5: Solve for x
x = 7,189,957,887.75/96,832.25 - Step 6: Final answer
x = 74,251.69
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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.