Finding the Fourth Proportional to 104,763.80, 157,147.18 and 29,883.96
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Solution
The fourth proportional to 104,763.80, 157,147.18 and 29,883.96 is: 44,826.36
Step by Step Solution
- Step 1: Write the proportion equation
104,763.80 : 157,147.18 = 29,883.96 : x - Step 2: Convert to fraction form
104,763.80/157,147.18 = 29,883.96/x - Step 3: Cross multiply
104,763.80x = 157,147.18 × 29,883.96 - Step 4: Simplify right side
104,763.80x = 4,696,180,041.23 - Step 5: Solve for x
x = 4,696,180,041.23/104,763.80 - Step 6: Final answer
x = 44,826.36
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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.