Finding the Fourth Proportional to 54,728,374.87, 75,525,163.26 and 29,948,566.99
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Solution
The fourth proportional to 54,728,374.87, 75,525,163.26 and 29,948,566.99 is: 41,329,025.70
Step by Step Solution
- Step 1: Write the proportion equation
54,728,374.87 : 75,525,163.26 = 29,948,566.99 : x - Step 2: Convert to fraction form
54,728,374.87/75,525,163.26 = 29,948,566.99/x - Step 3: Cross multiply
54,728,374.87x = 75,525,163.26 × 29,948,566.99 - Step 4: Simplify right side
54,728,374.87x = 2,261,870,411,322,797 - Step 5: Solve for x
x = 2,261,870,411,322,797/54,728,374.87 - Step 6: Final answer
x = 41,329,025.70
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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.