Finding the Fourth Proportional to 95,923.68, 132,378.48 and 53,489.76
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Solution
The fourth proportional to 95,923.68, 132,378.48 and 53,489.76 is: 73,817.99
Step by Step Solution
- Step 1: Write the proportion equation
95,923.68 : 132,378.48 = 53,489.76 : x - Step 2: Convert to fraction form
95,923.68/132,378.48 = 53,489.76/x - Step 3: Cross multiply
95,923.68x = 132,378.48 × 53,489.76 - Step 4: Simplify right side
95,923.68x = 7,080,893,124.36 - Step 5: Solve for x
x = 7,080,893,124.36/95,923.68 - Step 6: Final answer
x = 73,817.99
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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.