Finding the Fourth Proportional to 79,374.07, 119,045.24 and 37,243.31
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Solution
The fourth proportional to 79,374.07, 119,045.24 and 37,243.31 is: 55,857.52
Step by Step Solution
- Step 1: Write the proportion equation
79,374.07 : 119,045.24 = 37,243.31 : x - Step 2: Convert to fraction form
79,374.07/119,045.24 = 37,243.31/x - Step 3: Cross multiply
79,374.07x = 119,045.24 × 37,243.31 - Step 4: Simplify right side
79,374.07x = 4,433,638,591.13 - Step 5: Solve for x
x = 4,433,638,591.13/79,374.07 - Step 6: Final answer
x = 55,857.52
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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.