Finding the Fourth Proportional to 86,725.86, 130,097.43 and 23,546.99
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Solution
The fourth proportional to 86,725.86, 130,097.43 and 23,546.99 is: 35,322.84
Step by Step Solution
- Step 1: Write the proportion equation
86,725.86 : 130,097.43 = 23,546.99 : x - Step 2: Convert to fraction form
86,725.86/130,097.43 = 23,546.99/x - Step 3: Cross multiply
86,725.86x = 130,097.43 × 23,546.99 - Step 4: Simplify right side
86,725.86x = 3,063,403,208.48 - Step 5: Solve for x
x = 3,063,403,208.48/86,725.86 - Step 6: Final answer
x = 35,322.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.