Finding the Fourth Proportional to 242,213.58, 363,278.44 and 73,693.08
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Solution
The fourth proportional to 242,213.58, 363,278.44 and 73,693.08 is: 110,526.86
Step by Step Solution
- Step 1: Write the proportion equation
242,213.58 : 363,278.44 = 73,693.08 : x - Step 2: Convert to fraction form
242,213.58/363,278.44 = 73,693.08/x - Step 3: Cross multiply
242,213.58x = 363,278.44 × 73,693.08 - Step 4: Simplify right side
242,213.58x = 26,771,107,141.20 - Step 5: Solve for x
x = 26,771,107,141.20/242,213.58 - Step 6: Final answer
x = 110,526.86
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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.