Finding the Fourth Proportional to 69,409.44, 104,107.68 and 29,959.20
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Solution
The fourth proportional to 69,409.44, 104,107.68 and 29,959.20 is: 44,936.00
Step by Step Solution
- Step 1: Write the proportion equation
69,409.44 : 104,107.68 = 29,959.20 : x - Step 2: Convert to fraction form
69,409.44/104,107.68 = 29,959.20/x - Step 3: Cross multiply
69,409.44x = 104,107.68 × 29,959.20 - Step 4: Simplify right side
69,409.44x = 3,118,982,806.66 - Step 5: Solve for x
x = 3,118,982,806.66/69,409.44 - Step 6: Final answer
x = 44,936.00
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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.