Finding the Fourth Proportional to 88,573,526.06, 122,231,542.50 and 49,415,310.80
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Solution
The fourth proportional to 88,573,526.06, 122,231,542.50 and 49,415,310.80 is: 68,193,171.60
Step by Step Solution
- Step 1: Write the proportion equation
88,573,526.06 : 122,231,542.50 = 49,415,310.80 : x - Step 2: Convert to fraction form
88,573,526.06/122,231,542.50 = 49,415,310.80/x - Step 3: Cross multiply
88,573,526.06x = 122,231,542.50 × 49,415,310.80 - Step 4: Simplify right side
88,573,526.06x = 6,040,109,661,589,752 - Step 5: Solve for x
x = 6,040,109,661,589,752/88,573,526.06 - Step 6: Final answer
x = 68,193,171.60
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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.