Finding the Fourth Proportional to 157,575.11, 236,364.73 and 52,394.08
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Solution
The fourth proportional to 157,575.11, 236,364.73 and 52,394.08 is: 78,591.80
Step by Step Solution
- Step 1: Write the proportion equation
157,575.11 : 236,364.73 = 52,394.08 : x - Step 2: Convert to fraction form
157,575.11/236,364.73 = 52,394.08/x - Step 3: Cross multiply
157,575.11x = 236,364.73 × 52,394.08 - Step 4: Simplify right side
157,575.11x = 12,384,112,310.83 - Step 5: Solve for x
x = 12,384,112,310.83/157,575.11 - Step 6: Final answer
x = 78,591.80
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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.