Finding the Fourth Proportional to 118,969.36, 178,295.48 and 62,796.26
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Solution
The fourth proportional to 118,969.36, 178,295.48 and 62,796.26 is: 94,110.70
Step by Step Solution
- Step 1: Write the proportion equation
118,969.36 : 178,295.48 = 62,796.26 : x - Step 2: Convert to fraction form
118,969.36/178,295.48 = 62,796.26/x - Step 3: Cross multiply
118,969.36x = 178,295.48 × 62,796.26 - Step 4: Simplify right side
118,969.36x = 11,196,289,686.15 - Step 5: Solve for x
x = 11,196,289,686.15/118,969.36 - Step 6: Final answer
x = 94,110.70
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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.