Finding the Fourth Proportional to 37,548.81, 51,816.89 and 20,552.99
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Solution
The fourth proportional to 37,548.81, 51,816.89 and 20,552.99 is: 28,362.86
Step by Step Solution
- Step 1: Write the proportion equation
37,548.81 : 51,816.89 = 20,552.99 : x - Step 2: Convert to fraction form
37,548.81/51,816.89 = 20,552.99/x - Step 3: Cross multiply
37,548.81x = 51,816.89 × 20,552.99 - Step 4: Simplify right side
37,548.81x = 1,064,991,814.30 - Step 5: Solve for x
x = 1,064,991,814.30/37,548.81 - Step 6: Final answer
x = 28,362.86
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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.