Finding the Fourth Proportional to 88,573,515.13, 122,231,527.50 and 49,415,299.94
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Solution
The fourth proportional to 88,573,515.13, 122,231,527.50 and 49,415,299.94 is: 68,193,156.67
Step by Step Solution
- Step 1: Write the proportion equation
88,573,515.13 : 122,231,527.50 = 49,415,299.94 : x - Step 2: Convert to fraction form
88,573,515.13/122,231,527.50 = 49,415,299.94/x - Step 3: Cross multiply
88,573,515.13x = 122,231,527.50 × 49,415,299.94 - Step 4: Simplify right side
88,573,515.13x = 6,040,107,594,027,745 - Step 5: Solve for x
x = 6,040,107,594,027,745/88,573,515.13 - Step 6: Final answer
x = 68,193,156.67
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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.