Finding the Fourth Proportional to 370,361.15, 555,541.83 and 104,121.75
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Solution
The fourth proportional to 370,361.15, 555,541.83 and 104,121.75 is: 156,182.66
Step by Step Solution
- Step 1: Write the proportion equation
370,361.15 : 555,541.83 = 104,121.75 : x - Step 2: Convert to fraction form
370,361.15/555,541.83 = 104,121.75/x - Step 3: Cross multiply
370,361.15x = 555,541.83 × 104,121.75 - Step 4: Simplify right side
370,361.15x = 57,843,987,537.80 - Step 5: Solve for x
x = 57,843,987,537.80/370,361.15 - Step 6: Final answer
x = 156,182.66
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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.