Finding the Fourth Proportional to 87,805.47, 131,703.58 and 24,629.97
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Solution
The fourth proportional to 87,805.47, 131,703.58 and 24,629.97 is: 36,943.66
Step by Step Solution
- Step 1: Write the proportion equation
87,805.47 : 131,703.58 = 24,629.97 : x - Step 2: Convert to fraction form
87,805.47/131,703.58 = 24,629.97/x - Step 3: Cross multiply
87,805.47x = 131,703.58 × 24,629.97 - Step 4: Simplify right side
87,805.47x = 3,243,855,224.29 - Step 5: Solve for x
x = 3,243,855,224.29/87,805.47 - Step 6: Final answer
x = 36,943.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.