Finding the Fourth Proportional to 157,413.24, 236,057.22 and 57,550.68
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Solution
The fourth proportional to 157,413.24, 236,057.22 and 57,550.68 is: 86,303.12
Step by Step Solution
- Step 1: Write the proportion equation
157,413.24 : 236,057.22 = 57,550.68 : x - Step 2: Convert to fraction form
157,413.24/236,057.22 = 57,550.68/x - Step 3: Cross multiply
157,413.24x = 236,057.22 × 57,550.68 - Step 4: Simplify right side
157,413.24x = 13,585,253,529.91 - Step 5: Solve for x
x = 13,585,253,529.91/157,413.24 - Step 6: Final answer
x = 86,303.12
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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.