Finding the Fourth Proportional to 163,534.20, 245,252.70 and 63,636.90
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Solution
The fourth proportional to 163,534.20, 245,252.70 and 63,636.90 is: 95,436.44
Step by Step Solution
- Step 1: Write the proportion equation
163,534.20 : 245,252.70 = 63,636.90 : x - Step 2: Convert to fraction form
163,534.20/245,252.70 = 63,636.90/x - Step 3: Cross multiply
163,534.20x = 245,252.70 × 63,636.90 - Step 4: Simplify right side
163,534.20x = 15,607,121,544.63 - Step 5: Solve for x
x = 15,607,121,544.63/163,534.20 - Step 6: Final answer
x = 95,436.44
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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.