Finding the Fourth Proportional to 82,547.24, 113,915.62 and 46,744.23
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Solution
The fourth proportional to 82,547.24, 113,915.62 and 46,744.23 is: 64,507.28
Step by Step Solution
- Step 1: Write the proportion equation
82,547.24 : 113,915.62 = 46,744.23 : x - Step 2: Convert to fraction form
82,547.24/113,915.62 = 46,744.23/x - Step 3: Cross multiply
82,547.24x = 113,915.62 × 46,744.23 - Step 4: Simplify right side
82,547.24x = 5,324,897,941.87 - Step 5: Solve for x
x = 5,324,897,941.87/82,547.24 - Step 6: Final answer
x = 64,507.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.