Finding the Fourth Proportional to 107,506.70, 160,352.97 and 93,355.45
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Solution
The fourth proportional to 107,506.70, 160,352.97 and 93,355.45 is: 139,245.50
Step by Step Solution
- Step 1: Write the proportion equation
107,506.70 : 160,352.97 = 93,355.45 : x - Step 2: Convert to fraction form
107,506.70/160,352.97 = 93,355.45/x - Step 3: Cross multiply
107,506.70x = 160,352.97 × 93,355.45 - Step 4: Simplify right side
107,506.70x = 14,969,823,673.19 - Step 5: Solve for x
x = 14,969,823,673.19/107,506.70 - Step 6: Final answer
x = 139,245.50
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.