Finding the Fourth Proportional to 118,049.24, 177,177.74 and 61,929.45
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Solution
The fourth proportional to 118,049.24, 177,177.74 and 61,929.45 is: 92,948.67
Step by Step Solution
- Step 1: Write the proportion equation
118,049.24 : 177,177.74 = 61,929.45 : x - Step 2: Convert to fraction form
118,049.24/177,177.74 = 61,929.45/x - Step 3: Cross multiply
118,049.24x = 177,177.74 × 61,929.45 - Step 4: Simplify right side
118,049.24x = 10,972,519,990.44 - Step 5: Solve for x
x = 10,972,519,990.44/118,049.24 - Step 6: Final answer
x = 92,948.67
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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.