Finding the Fourth Proportional to 96,727.02, 133,491.26 and 53,709.18
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Solution
The fourth proportional to 96,727.02, 133,491.26 and 53,709.18 is: 74,123.09
Step by Step Solution
- Step 1: Write the proportion equation
96,727.02 : 133,491.26 = 53,709.18 : x - Step 2: Convert to fraction form
96,727.02/133,491.26 = 53,709.18/x - Step 3: Cross multiply
96,727.02x = 133,491.26 × 53,709.18 - Step 4: Simplify right side
96,727.02x = 7,169,705,843.22 - Step 5: Solve for x
x = 7,169,705,843.22/96,727.02 - Step 6: Final answer
x = 74,123.09
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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.