Finding the Fourth Proportional to 118,241.28, 177,312.96 and 48,072.96
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Solution
The fourth proportional to 118,241.28, 177,312.96 and 48,072.96 is: 72,089.53
Step by Step Solution
- Step 1: Write the proportion equation
118,241.28 : 177,312.96 = 48,072.96 : x - Step 2: Convert to fraction form
118,241.28/177,312.96 = 48,072.96/x - Step 3: Cross multiply
118,241.28x = 177,312.96 × 48,072.96 - Step 4: Simplify right side
118,241.28x = 8,523,958,833.56 - Step 5: Solve for x
x = 8,523,958,833.56/118,241.28 - Step 6: Final answer
x = 72,089.53
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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.