Finding the Fourth Proportional to 96,850.92, 145,188.70 and 67,282.60
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Solution
The fourth proportional to 96,850.92, 145,188.70 and 67,282.60 is: 100,862.99
Step by Step Solution
- Step 1: Write the proportion equation
96,850.92 : 145,188.70 = 67,282.60 : x - Step 2: Convert to fraction form
96,850.92/145,188.70 = 67,282.60/x - Step 3: Cross multiply
96,850.92x = 145,188.70 × 67,282.60 - Step 4: Simplify right side
96,850.92x = 9,768,673,226.62 - Step 5: Solve for x
x = 9,768,673,226.62/96,850.92 - Step 6: Final answer
x = 100,862.99
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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.