Finding the Fourth Proportional to 174,911.70, 262,432.35 and 168,431.70
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Solution
The fourth proportional to 174,911.70, 262,432.35 and 168,431.70 is: 252,709.95
Step by Step Solution
- Step 1: Write the proportion equation
174,911.70 : 262,432.35 = 168,431.70 : x - Step 2: Convert to fraction form
174,911.70/262,432.35 = 168,431.70/x - Step 3: Cross multiply
174,911.70x = 262,432.35 × 168,431.70 - Step 4: Simplify right side
174,911.70x = 44,201,926,845.50 - Step 5: Solve for x
x = 44,201,926,845.50/174,911.70 - Step 6: Final answer
x = 252,709.95
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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.