Finding the Fourth Proportional to 96,197.28, 144,283.14 and 29,639.58
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Solution
The fourth proportional to 96,197.28, 144,283.14 and 29,639.58 is: 44,455.43
Step by Step Solution
- Step 1: Write the proportion equation
96,197.28 : 144,283.14 = 29,639.58 : x - Step 2: Convert to fraction form
96,197.28/144,283.14 = 29,639.58/x - Step 3: Cross multiply
96,197.28x = 144,283.14 × 29,639.58 - Step 4: Simplify right side
96,197.28x = 4,276,491,670.68 - Step 5: Solve for x
x = 4,276,491,670.68/96,197.28 - Step 6: Final answer
x = 44,455.43
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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.