Finding the Fourth Proportional to 67,101.44, 100,652.18 and 31,536.66
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Solution
The fourth proportional to 67,101.44, 100,652.18 and 31,536.66 is: 47,305.00
Step by Step Solution
- Step 1: Write the proportion equation
67,101.44 : 100,652.18 = 31,536.66 : x - Step 2: Convert to fraction form
67,101.44/100,652.18 = 31,536.66/x - Step 3: Cross multiply
67,101.44x = 100,652.18 × 31,536.66 - Step 4: Simplify right side
67,101.44x = 3,174,233,578.92 - Step 5: Solve for x
x = 3,174,233,578.92/67,101.44 - Step 6: Final answer
x = 47,305.00
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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.