Finding the Fourth Proportional to 96,482.63, 133,146.03 and 54,042.08
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Solution
The fourth proportional to 96,482.63, 133,146.03 and 54,042.08 is: 74,578.07
Step by Step Solution
- Step 1: Write the proportion equation
96,482.63 : 133,146.03 = 54,042.08 : x - Step 2: Convert to fraction form
96,482.63/133,146.03 = 54,042.08/x - Step 3: Cross multiply
96,482.63x = 133,146.03 × 54,042.08 - Step 4: Simplify right side
96,482.63x = 7,195,487,739.21 - Step 5: Solve for x
x = 7,195,487,739.21/96,482.63 - Step 6: Final answer
x = 74,578.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.