Finding the Fourth Proportional to 354,696.36, 532,132.22 and 105,377.96
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Solution
The fourth proportional to 354,696.36, 532,132.22 and 105,377.96 is: 158,092.99
Step by Step Solution
- Step 1: Write the proportion equation
354,696.36 : 532,132.22 = 105,377.96 : x - Step 2: Convert to fraction form
354,696.36/532,132.22 = 105,377.96/x - Step 3: Cross multiply
354,696.36x = 532,132.22 × 105,377.96 - Step 4: Simplify right side
354,696.36x = 56,075,007,793.87 - Step 5: Solve for x
x = 56,075,007,793.87/354,696.36 - Step 6: Final answer
x = 158,092.99
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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.