Finding the Third Proportional to 47,238.75 and 99,807.75
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Solution
The third proportional to 47,238.75 and 99,807.75 is: 210,877.45
Step by Step Solution
- Step 1: Write the proportion equation
47,238.75 : 99,807.75 = 99,807.75 : x - Step 2: Convert to fraction form
47,238.75/99,807.75 = 99,807.75/x - Step 3: Cross multiply
47,238.75x = 99,807.75 × 99,807.75 - Step 4: Simplify right side
47,238.75x = 9,961,586,960.06 - Step 5: Solve for x
x = 9,961,586,960.06/47,238.75 - Step 6: Final answer
x = 210,877.45
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.