Finding the Fourth Proportional to 86,255.74, 119,032.08 and 48,014.68
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Solution
The fourth proportional to 86,255.74, 119,032.08 and 48,014.68 is: 66,259.79
Step by Step Solution
- Step 1: Write the proportion equation
86,255.74 : 119,032.08 = 48,014.68 : x - Step 2: Convert to fraction form
86,255.74/119,032.08 = 48,014.68/x - Step 3: Cross multiply
86,255.74x = 119,032.08 × 48,014.68 - Step 4: Simplify right side
86,255.74x = 5,715,287,230.93 - Step 5: Solve for x
x = 5,715,287,230.93/86,255.74 - Step 6: Final answer
x = 66,259.79
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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.