Finding the Fourth Proportional to 74,558.75, 102,891.08 and 41,024.75
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Solution
The fourth proportional to 74,558.75, 102,891.08 and 41,024.75 is: 56,614.16
Step by Step Solution
- Step 1: Write the proportion equation
74,558.75 : 102,891.08 = 41,024.75 : x - Step 2: Convert to fraction form
74,558.75/102,891.08 = 41,024.75/x - Step 3: Cross multiply
74,558.75x = 102,891.08 × 41,024.75 - Step 4: Simplify right side
74,558.75x = 4,221,080,834.23 - Step 5: Solve for x
x = 4,221,080,834.23/74,558.75 - Step 6: Final answer
x = 56,614.16
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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.