Finding the Fourth Proportional to 104,745.16, 157,039.26 and 63,182.44
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Solution
The fourth proportional to 104,745.16, 157,039.26 and 63,182.44 is: 94,726.32
Step by Step Solution
- Step 1: Write the proportion equation
104,745.16 : 157,039.26 = 63,182.44 : x - Step 2: Convert to fraction form
104,745.16/157,039.26 = 63,182.44/x - Step 3: Cross multiply
104,745.16x = 157,039.26 × 63,182.44 - Step 4: Simplify right side
104,745.16x = 9,922,123,622.59 - Step 5: Solve for x
x = 9,922,123,622.59/104,745.16 - Step 6: Final answer
x = 94,726.32
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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.