Finding the Fourth Proportional to 16,374.30, 24,549.30 and 5,274.60
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Solution
The fourth proportional to 16,374.30, 24,549.30 and 5,274.60 is: 7,907.99
Step by Step Solution
- Step 1: Write the proportion equation
16,374.30 : 24,549.30 = 5,274.60 : x - Step 2: Convert to fraction form
16,374.30/24,549.30 = 5,274.60/x - Step 3: Cross multiply
16,374.30x = 24,549.30 × 5,274.60 - Step 4: Simplify right side
16,374.30x = 129,487,737.78 - Step 5: Solve for x
x = 129,487,737.78/16,374.30 - Step 6: Final answer
x = 7,907.99
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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.