Finding the Fourth Proportional to 95,961.36, 132,480.21 and 67,368.76
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Solution
The fourth proportional to 95,961.36, 132,480.21 and 67,368.76 is: 93,006.47
Step by Step Solution
- Step 1: Write the proportion equation
95,961.36 : 132,480.21 = 67,368.76 : x - Step 2: Convert to fraction form
95,961.36/132,480.21 = 67,368.76/x - Step 3: Cross multiply
95,961.36x = 132,480.21 × 67,368.76 - Step 4: Simplify right side
95,961.36x = 8,925,027,472.24 - Step 5: Solve for x
x = 8,925,027,472.24/95,961.36 - Step 6: Final answer
x = 93,006.47
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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.