Finding the Fourth Proportional to 97,263.39, 134,224.49 and 54,821.92
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Solution
The fourth proportional to 97,263.39, 134,224.49 and 54,821.92 is: 75,654.82
Step by Step Solution
- Step 1: Write the proportion equation
97,263.39 : 134,224.49 = 54,821.92 : x - Step 2: Convert to fraction form
97,263.39/134,224.49 = 54,821.92/x - Step 3: Cross multiply
97,263.39x = 134,224.49 × 54,821.92 - Step 4: Simplify right side
97,263.39x = 7,358,444,054.31 - Step 5: Solve for x
x = 7,358,444,054.31/97,263.39 - Step 6: Final answer
x = 75,654.82
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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.