Finding the Third Proportional to 21,900.38 and 32,146.88
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Solution
The third proportional to 21,900.38 and 32,146.88 is: 47,187.39
Step by Step Solution
- Step 1: Write the proportion equation
21,900.38 : 32,146.88 = 32,146.88 : x - Step 2: Convert to fraction form
21,900.38/32,146.88 = 32,146.88/x - Step 3: Cross multiply
21,900.38x = 32,146.88 × 32,146.88 - Step 4: Simplify right side
21,900.38x = 1,033,421,572.27 - Step 5: Solve for x
x = 1,033,421,572.27/21,900.38 - Step 6: Final answer
x = 47,187.39
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.