Finding the Fourth Proportional to 104,976,125.10, 157,464,187.65 and 53,863,310.70
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Solution
The fourth proportional to 104,976,125.10, 157,464,187.65 and 53,863,310.70 is: 80,794,966.05
Step by Step Solution
- Step 1: Write the proportion equation
104,976,125.10 : 157,464,187.65 = 53,863,310.70 : x - Step 2: Convert to fraction form
104,976,125.10/157,464,187.65 = 53,863,310.70/x - Step 3: Cross multiply
104,976,125.10x = 157,464,187.65 × 53,863,310.70 - Step 4: Simplify right side
104,976,125.10x = 8,481,542,463,515,054 - Step 5: Solve for x
x = 8,481,542,463,515,054/104,976,125.10 - Step 6: Final answer
x = 80,794,966.05
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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.