Finding the Fourth Proportional to 118,228.77, 177,423.48 and 48,120.84
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Solution
The fourth proportional to 118,228.77, 177,423.48 and 48,120.84 is: 72,213.95
Step by Step Solution
- Step 1: Write the proportion equation
118,228.77 : 177,423.48 = 48,120.84 : x - Step 2: Convert to fraction form
118,228.77/177,423.48 = 48,120.84/x - Step 3: Cross multiply
118,228.77x = 177,423.48 × 48,120.84 - Step 4: Simplify right side
118,228.77x = 8,537,766,893.32 - Step 5: Solve for x
x = 8,537,766,893.32/118,228.77 - Step 6: Final answer
x = 72,213.95
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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.