Finding the Fourth Proportional to 118,331.10, 177,597.45 and 48,260.70
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Solution
The fourth proportional to 118,331.10, 177,597.45 and 48,260.70 is: 72,432.16
Step by Step Solution
- Step 1: Write the proportion equation
118,331.10 : 177,597.45 = 48,260.70 : x - Step 2: Convert to fraction form
118,331.10/177,597.45 = 48,260.70/x - Step 3: Cross multiply
118,331.10x = 177,597.45 × 48,260.70 - Step 4: Simplify right side
118,331.10x = 8,570,977,255.22 - Step 5: Solve for x
x = 8,570,977,255.22/118,331.10 - Step 6: Final answer
x = 72,432.16
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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.