Finding the Fourth Proportional to 175,349.60, 263,062.80 and 57,000.80
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Solution
The fourth proportional to 175,349.60, 263,062.80 and 57,000.80 is: 85,513.68
Step by Step Solution
- Step 1: Write the proportion equation
175,349.60 : 263,062.80 = 57,000.80 : x - Step 2: Convert to fraction form
175,349.60/263,062.80 = 57,000.80/x - Step 3: Cross multiply
175,349.60x = 263,062.80 × 57,000.80 - Step 4: Simplify right side
175,349.60x = 14,994,790,050.24 - Step 5: Solve for x
x = 14,994,790,050.24/175,349.60 - Step 6: Final answer
x = 85,513.68
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1.5x scale
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.