Finding the Fourth Proportional to 96,238.23, 132,811.70 and 53,798.55
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Solution
The fourth proportional to 96,238.23, 132,811.70 and 53,798.55 is: 74,243.64
Step by Step Solution
- Step 1: Write the proportion equation
96,238.23 : 132,811.70 = 53,798.55 : x - Step 2: Convert to fraction form
96,238.23/132,811.70 = 53,798.55/x - Step 3: Cross multiply
96,238.23x = 132,811.70 × 53,798.55 - Step 4: Simplify right side
96,238.23x = 7,145,076,614.04 - Step 5: Solve for x
x = 7,145,076,614.04/96,238.23 - Step 6: Final answer
x = 74,243.64
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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.