Finding the Fourth Proportional to 177,511.60, 244,827.12 and 113,855.20
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Solution
The fourth proportional to 177,511.60, 244,827.12 and 113,855.20 is: 157,031.09
Step by Step Solution
- Step 1: Write the proportion equation
177,511.60 : 244,827.12 = 113,855.20 : x - Step 2: Convert to fraction form
177,511.60/244,827.12 = 113,855.20/x - Step 3: Cross multiply
177,511.60x = 244,827.12 × 113,855.20 - Step 4: Simplify right side
177,511.60x = 27,874,840,713.02 - Step 5: Solve for x
x = 27,874,840,713.02/177,511.60 - Step 6: Final answer
x = 157,031.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.