Finding the Fourth Proportional to 243,963.24, 365,907.87 and 66,484.41
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Solution
The fourth proportional to 243,963.24, 365,907.87 and 66,484.41 is: 99,716.53
Step by Step Solution
- Step 1: Write the proportion equation
243,963.24 : 365,907.87 = 66,484.41 : x - Step 2: Convert to fraction form
243,963.24/365,907.87 = 66,484.41/x - Step 3: Cross multiply
243,963.24x = 365,907.87 × 66,484.41 - Step 4: Simplify right side
243,963.24x = 24,327,168,851.31 - Step 5: Solve for x
x = 24,327,168,851.31/243,963.24 - Step 6: Final answer
x = 99,716.53
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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.