Finding the Fourth Proportional to 114,067.30, 170,979.99 and 43,916.26
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Solution
The fourth proportional to 114,067.30, 170,979.99 and 43,916.26 is: 65,827.82
Step by Step Solution
- Step 1: Write the proportion equation
114,067.30 : 170,979.99 = 43,916.26 : x - Step 2: Convert to fraction form
114,067.30/170,979.99 = 43,916.26/x - Step 3: Cross multiply
114,067.30x = 170,979.99 × 43,916.26 - Step 4: Simplify right side
114,067.30x = 7,508,801,695.64 - Step 5: Solve for x
x = 7,508,801,695.64/114,067.30 - Step 6: Final answer
x = 65,827.82
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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.