Finding the Fourth Proportional to 75,350.70, 113,044.95 and 33,238.80
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Solution
The fourth proportional to 75,350.70, 113,044.95 and 33,238.80 is: 49,866.54
Step by Step Solution
- Step 1: Write the proportion equation
75,350.70 : 113,044.95 = 33,238.80 : x - Step 2: Convert to fraction form
75,350.70/113,044.95 = 33,238.80/x - Step 3: Cross multiply
75,350.70x = 113,044.95 × 33,238.80 - Step 4: Simplify right side
75,350.70x = 3,757,478,484.06 - Step 5: Solve for x
x = 3,757,478,484.06/75,350.70 - Step 6: Final answer
x = 49,866.54
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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.