Finding the Fourth Proportional to 117,812.25, 176,775.08 and 58,653.09
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Solution
The fourth proportional to 117,812.25, 176,775.08 and 58,653.09 is: 88,007.86
Step by Step Solution
- Step 1: Write the proportion equation
117,812.25 : 176,775.08 = 58,653.09 : x - Step 2: Convert to fraction form
117,812.25/176,775.08 = 58,653.09/x - Step 3: Cross multiply
117,812.25x = 176,775.08 × 58,653.09 - Step 4: Simplify right side
117,812.25x = 10,368,404,383.73 - Step 5: Solve for x
x = 10,368,404,383.73/117,812.25 - Step 6: Final answer
x = 88,007.86
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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.