Finding the Fourth Proportional to 86,074.24, 118,782.52 and 48,348.52
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Solution
The fourth proportional to 86,074.24, 118,782.52 and 48,348.52 is: 66,721.00
Step by Step Solution
- Step 1: Write the proportion equation
86,074.24 : 118,782.52 = 48,348.52 : x - Step 2: Convert to fraction form
86,074.24/118,782.52 = 48,348.52/x - Step 3: Cross multiply
86,074.24x = 118,782.52 × 48,348.52 - Step 4: Simplify right side
86,074.24x = 5,742,959,043.87 - Step 5: Solve for x
x = 5,742,959,043.87/86,074.24 - Step 6: Final answer
x = 66,721.00
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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.