Finding the Fourth Proportional to 118,447.74, 177,658.53 and 29,701.26
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Solution
The fourth proportional to 118,447.74, 177,658.53 and 29,701.26 is: 44,548.61
Step by Step Solution
- Step 1: Write the proportion equation
118,447.74 : 177,658.53 = 29,701.26 : x - Step 2: Convert to fraction form
118,447.74/177,658.53 = 29,701.26/x - Step 3: Cross multiply
118,447.74x = 177,658.53 × 29,701.26 - Step 4: Simplify right side
118,447.74x = 5,276,682,190.75 - Step 5: Solve for x
x = 5,276,682,190.75/118,447.74 - Step 6: Final answer
x = 44,548.61
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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.