Finding the Fourth Proportional to 104,804.23, 157,212.50 and 29,918.62
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Solution
The fourth proportional to 104,804.23, 157,212.50 and 29,918.62 is: 44,879.68
Step by Step Solution
- Step 1: Write the proportion equation
104,804.23 : 157,212.50 = 29,918.62 : x - Step 2: Convert to fraction form
104,804.23/157,212.50 = 29,918.62/x - Step 3: Cross multiply
104,804.23x = 157,212.50 × 29,918.62 - Step 4: Simplify right side
104,804.23x = 4,703,580,209.35 - Step 5: Solve for x
x = 4,703,580,209.35/104,804.23 - Step 6: Final answer
x = 44,879.68
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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.