Finding the Fourth Proportional to 106,949.59, 160,582.09 and 59,657.08
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Solution
The fourth proportional to 106,949.59, 160,582.09 and 59,657.08 is: 89,573.59
Step by Step Solution
- Step 1: Write the proportion equation
106,949.59 : 160,582.09 = 59,657.08 : x - Step 2: Convert to fraction form
106,949.59/160,582.09 = 59,657.08/x - Step 3: Cross multiply
106,949.59x = 160,582.09 × 59,657.08 - Step 4: Simplify right side
106,949.59x = 9,579,858,589.70 - Step 5: Solve for x
x = 9,579,858,589.70/106,949.59 - Step 6: Final answer
x = 89,573.59
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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.