Finding the Fourth Proportional to 96,762.48, 133,524.96 and 54,312.88
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Solution
The fourth proportional to 96,762.48, 133,524.96 and 54,312.88 is: 74,947.70
Step by Step Solution
- Step 1: Write the proportion equation
96,762.48 : 133,524.96 = 54,312.88 : x - Step 2: Convert to fraction form
96,762.48/133,524.96 = 54,312.88/x - Step 3: Cross multiply
96,762.48x = 133,524.96 × 54,312.88 - Step 4: Simplify right side
96,762.48x = 7,252,125,129.48 - Step 5: Solve for x
x = 7,252,125,129.48/96,762.48 - Step 6: Final answer
x = 74,947.70
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1.5x scale
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.