Finding the Fourth Proportional to 88,314.05, 121,872.23 and 48,026.94
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Solution
The fourth proportional to 88,314.05, 121,872.23 and 48,026.94 is: 66,276.55
Step by Step Solution
- Step 1: Write the proportion equation
88,314.05 : 121,872.23 = 48,026.94 : x - Step 2: Convert to fraction form
88,314.05/121,872.23 = 48,026.94/x - Step 3: Cross multiply
88,314.05x = 121,872.23 × 48,026.94 - Step 4: Simplify right side
88,314.05x = 5,853,150,037.74 - Step 5: Solve for x
x = 5,853,150,037.74/88,314.05 - Step 6: Final answer
x = 66,276.55
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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.