Finding the Fourth Proportional to 96,927.52, 133,763.84 and 54,485.92
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Solution
The fourth proportional to 96,927.52, 133,763.84 and 54,485.92 is: 75,192.74
Step by Step Solution
- Step 1: Write the proportion equation
96,927.52 : 133,763.84 = 54,485.92 : x - Step 2: Convert to fraction form
96,927.52/133,763.84 = 54,485.92/x - Step 3: Cross multiply
96,927.52x = 133,763.84 × 54,485.92 - Step 4: Simplify right side
96,927.52x = 7,288,245,885.13 - Step 5: Solve for x
x = 7,288,245,885.13/96,927.52 - Step 6: Final answer
x = 75,192.74
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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.