Finding the Fourth Proportional to 167,531.80, 251,297.70 and 56,723.80
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Solution
The fourth proportional to 167,531.80, 251,297.70 and 56,723.80 is: 85,085.70
Step by Step Solution
- Step 1: Write the proportion equation
167,531.80 : 251,297.70 = 56,723.80 : x - Step 2: Convert to fraction form
167,531.80/251,297.70 = 56,723.80/x - Step 3: Cross multiply
167,531.80x = 251,297.70 × 56,723.80 - Step 4: Simplify right side
167,531.80x = 14,254,560,475.26 - Step 5: Solve for x
x = 14,254,560,475.26/167,531.80 - Step 6: Final answer
x = 85,085.70
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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.