Finding the Fourth Proportional to 118,124.44, 177,216.60 and 39,239.08
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Solution
The fourth proportional to 118,124.44, 177,216.60 and 39,239.08 is: 58,868.57
Step by Step Solution
- Step 1: Write the proportion equation
118,124.44 : 177,216.60 = 39,239.08 : x - Step 2: Convert to fraction form
118,124.44/177,216.60 = 39,239.08/x - Step 3: Cross multiply
118,124.44x = 177,216.60 × 39,239.08 - Step 4: Simplify right side
118,124.44x = 6,953,816,344.73 - Step 5: Solve for x
x = 6,953,816,344.73/118,124.44 - Step 6: Final answer
x = 58,868.57
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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.