Finding the Fourth Proportional to 97,634.92, 134,635.62 and 83,534.44
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Solution
The fourth proportional to 97,634.92, 134,635.62 and 83,534.44 is: 115,191.48
Step by Step Solution
- Step 1: Write the proportion equation
97,634.92 : 134,635.62 = 83,534.44 : x - Step 2: Convert to fraction form
97,634.92/134,635.62 = 83,534.44/x - Step 3: Cross multiply
97,634.92x = 134,635.62 × 83,534.44 - Step 4: Simplify right side
97,634.92x = 11,246,711,120.75 - Step 5: Solve for x
x = 11,246,711,120.75/97,634.92 - Step 6: Final answer
x = 115,191.48
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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.