Finding the Fourth Proportional to 102,582.84, 153,861.68 and 27,697.26
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Solution
The fourth proportional to 102,582.84, 153,861.68 and 27,697.26 is: 41,542.49
Step by Step Solution
- Step 1: Write the proportion equation
102,582.84 : 153,861.68 = 27,697.26 : x - Step 2: Convert to fraction form
102,582.84/153,861.68 = 27,697.26/x - Step 3: Cross multiply
102,582.84x = 153,861.68 × 27,697.26 - Step 4: Simplify right side
102,582.84x = 4,261,546,955.00 - Step 5: Solve for x
x = 4,261,546,955.00/102,582.84 - Step 6: Final answer
x = 41,542.49
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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.