Finding the Fourth Proportional to 160,584.36, 240,876.54 and 67,039.08
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Solution
The fourth proportional to 160,584.36, 240,876.54 and 67,039.08 is: 100,558.62
Step by Step Solution
- Step 1: Write the proportion equation
160,584.36 : 240,876.54 = 67,039.08 : x - Step 2: Convert to fraction form
160,584.36/240,876.54 = 67,039.08/x - Step 3: Cross multiply
160,584.36x = 240,876.54 × 67,039.08 - Step 4: Simplify right side
160,584.36x = 16,148,141,635.18 - Step 5: Solve for x
x = 16,148,141,635.18/160,584.36 - Step 6: Final answer
x = 100,558.62
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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.