Finding the Fourth Proportional to 74,837.46, 112,270.98 and 27,452.99
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Solution
The fourth proportional to 74,837.46, 112,270.98 and 27,452.99 is: 41,184.91
Step by Step Solution
- Step 1: Write the proportion equation
74,837.46 : 112,270.98 = 27,452.99 : x - Step 2: Convert to fraction form
74,837.46/112,270.98 = 27,452.99/x - Step 3: Cross multiply
74,837.46x = 112,270.98 × 27,452.99 - Step 4: Simplify right side
74,837.46x = 3,082,174,371.91 - Step 5: Solve for x
x = 3,082,174,371.91/74,837.46 - Step 6: Final answer
x = 41,184.91
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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.