Finding the Fourth Proportional to 96,816.44, 133,600.10 and 54,374.06
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Solution
The fourth proportional to 96,816.44, 133,600.10 and 54,374.06 is: 75,032.50
Step by Step Solution
- Step 1: Write the proportion equation
96,816.44 : 133,600.10 = 54,374.06 : x - Step 2: Convert to fraction form
96,816.44/133,600.10 = 54,374.06/x - Step 3: Cross multiply
96,816.44x = 133,600.10 × 54,374.06 - Step 4: Simplify right side
96,816.44x = 7,264,379,853.41 - Step 5: Solve for x
x = 7,264,379,853.41/96,816.44 - Step 6: Final answer
x = 75,032.50
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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.