Finding the Fourth Proportional to 53,974,452.96, 80,961,614.28 and 17,582,783.94
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Solution
The fourth proportional to 53,974,452.96, 80,961,614.28 and 17,582,783.94 is: 26,374,154.68
Step by Step Solution
- Step 1: Write the proportion equation
53,974,452.96 : 80,961,614.28 = 17,582,783.94 : x - Step 2: Convert to fraction form
53,974,452.96/80,961,614.28 = 17,582,783.94/x - Step 3: Cross multiply
53,974,452.96x = 80,961,614.28 × 17,582,783.94 - Step 4: Simplify right side
53,974,452.96x = 1,423,530,571,318,858.75 - Step 5: Solve for x
x = 1,423,530,571,318,858.75/53,974,452.96 - Step 6: Final answer
x = 26,374,154.68
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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.