Finding the Fourth Proportional to 75,392,626.54, 104,011,906.26 and 43,596,920.70
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Solution
The fourth proportional to 75,392,626.54, 104,011,906.26 and 43,596,920.70 is: 60,146,449.82
Step by Step Solution
- Step 1: Write the proportion equation
75,392,626.54 : 104,011,906.26 = 43,596,920.70 : x - Step 2: Convert to fraction form
75,392,626.54/104,011,906.26 = 43,596,920.70/x - Step 3: Cross multiply
75,392,626.54x = 104,011,906.26 × 43,596,920.70 - Step 4: Simplify right side
75,392,626.54x = 4,534,598,829,073,054 - Step 5: Solve for x
x = 4,534,598,829,073,054/75,392,626.54 - Step 6: Final answer
x = 60,146,449.82
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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.