Finding the Fourth Proportional to 93,532.08, 129,063.06 and 53,245.92
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Solution
The fourth proportional to 93,532.08, 129,063.06 and 53,245.92 is: 73,472.99
Step by Step Solution
- Step 1: Write the proportion equation
93,532.08 : 129,063.06 = 53,245.92 : x - Step 2: Convert to fraction form
93,532.08/129,063.06 = 53,245.92/x - Step 3: Cross multiply
93,532.08x = 129,063.06 × 53,245.92 - Step 4: Simplify right side
93,532.08x = 6,872,081,367.72 - Step 5: Solve for x
x = 6,872,081,367.72/93,532.08 - Step 6: Final answer
x = 73,472.99
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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.