Finding the Fourth Proportional to 107,425,417.12, 148,247,096.88 and 58,532,845.12
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Solution
The fourth proportional to 107,425,417.12, 148,247,096.88 and 58,532,845.12 is: 80,775,337.85
Step by Step Solution
- Step 1: Write the proportion equation
107,425,417.12 : 148,247,096.88 = 58,532,845.12 : x - Step 2: Convert to fraction form
107,425,417.12/148,247,096.88 = 58,532,845.12/x - Step 3: Cross multiply
107,425,417.12x = 148,247,096.88 × 58,532,845.12 - Step 4: Simplify right side
107,425,417.12x = 8,677,324,361,166,675 - Step 5: Solve for x
x = 8,677,324,361,166,675/107,425,417.12 - Step 6: Final answer
x = 80,775,337.85
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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.