Finding the Fourth Proportional to 96,313.37, 132,905.21 and 53,863.70
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Solution
The fourth proportional to 96,313.37, 132,905.21 and 53,863.70 is: 74,327.85
Step by Step Solution
- Step 1: Write the proportion equation
96,313.37 : 132,905.21 = 53,863.70 : x - Step 2: Convert to fraction form
96,313.37/132,905.21 = 53,863.70/x - Step 3: Cross multiply
96,313.37x = 132,905.21 × 53,863.70 - Step 4: Simplify right side
96,313.37x = 7,158,765,426.03 - Step 5: Solve for x
x = 7,158,765,426.03/96,313.37 - Step 6: Final answer
x = 74,327.85
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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.