Finding the Fourth Proportional to 181,343.44, 272,014.68 and 48,223.72
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Solution
The fourth proportional to 181,343.44, 272,014.68 and 48,223.72 is: 72,335.45
Step by Step Solution
- Step 1: Write the proportion equation
181,343.44 : 272,014.68 = 48,223.72 : x - Step 2: Convert to fraction form
181,343.44/272,014.68 = 48,223.72/x - Step 3: Cross multiply
181,343.44x = 272,014.68 × 48,223.72 - Step 4: Simplify right side
181,343.44x = 13,117,559,764.21 - Step 5: Solve for x
x = 13,117,559,764.21/181,343.44 - Step 6: Final answer
x = 72,335.45
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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.