Finding the Fourth Proportional to 104,711.36, 157,041.09 and 29,832.15
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Solution
The fourth proportional to 104,711.36, 157,041.09 and 29,832.15 is: 44,740.84
Step by Step Solution
- Step 1: Write the proportion equation
104,711.36 : 157,041.09 = 29,832.15 : x - Step 2: Convert to fraction form
104,711.36/157,041.09 = 29,832.15/x - Step 3: Cross multiply
104,711.36x = 157,041.09 × 29,832.15 - Step 4: Simplify right side
104,711.36x = 4,684,873,745.65 - Step 5: Solve for x
x = 4,684,873,745.65/104,711.36 - Step 6: Final answer
x = 44,740.84
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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.