Finding the Fourth Proportional to 117,979.62, 176,862.48 and 58,833.42
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Solution
The fourth proportional to 117,979.62, 176,862.48 and 58,833.42 is: 88,196.80
Step by Step Solution
- Step 1: Write the proportion equation
117,979.62 : 176,862.48 = 58,833.42 : x - Step 2: Convert to fraction form
117,979.62/176,862.48 = 58,833.42/x - Step 3: Cross multiply
117,979.62x = 176,862.48 × 58,833.42 - Step 4: Simplify right side
117,979.62x = 10,405,424,568.08 - Step 5: Solve for x
x = 10,405,424,568.08/117,979.62 - Step 6: Final answer
x = 88,196.80
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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.