Finding the Fourth Proportional to 95,990.83, 132,470.99 and 53,557.63
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Solution
The fourth proportional to 95,990.83, 132,470.99 and 53,557.63 is: 73,911.56
Step by Step Solution
- Step 1: Write the proportion equation
95,990.83 : 132,470.99 = 53,557.63 : x - Step 2: Convert to fraction form
95,990.83/132,470.99 = 53,557.63/x - Step 3: Cross multiply
95,990.83x = 132,470.99 × 53,557.63 - Step 4: Simplify right side
95,990.83x = 7,094,832,268.15 - Step 5: Solve for x
x = 7,094,832,268.15/95,990.83 - Step 6: Final answer
x = 73,911.56
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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.