Finding the Fourth Proportional to 76,674.48, 115,022.40 and 24,088.08
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Solution
The fourth proportional to 76,674.48, 115,022.40 and 24,088.08 is: 36,135.48
Step by Step Solution
- Step 1: Write the proportion equation
76,674.48 : 115,022.40 = 24,088.08 : x - Step 2: Convert to fraction form
76,674.48/115,022.40 = 24,088.08/x - Step 3: Cross multiply
76,674.48x = 115,022.40 × 24,088.08 - Step 4: Simplify right side
76,674.48x = 2,770,668,772.99 - Step 5: Solve for x
x = 2,770,668,772.99/76,674.48 - Step 6: Final answer
x = 36,135.48
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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.