Finding the Fourth Proportional to 82,861.84, 124,273.05 and 22,888.99
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Solution
The fourth proportional to 82,861.84, 124,273.05 and 22,888.99 is: 34,328.04
Step by Step Solution
- Step 1: Write the proportion equation
82,861.84 : 124,273.05 = 22,888.99 : x - Step 2: Convert to fraction form
82,861.84/124,273.05 = 22,888.99/x - Step 3: Cross multiply
82,861.84x = 124,273.05 × 22,888.99 - Step 4: Simplify right side
82,861.84x = 2,844,484,598.72 - Step 5: Solve for x
x = 2,844,484,598.72/82,861.84 - Step 6: Final answer
x = 34,328.04
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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.