Finding the Fourth Proportional to 96,114.95, 132,649.91 and 79,953.72
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Solution
The fourth proportional to 96,114.95, 132,649.91 and 79,953.72 is: 110,345.52
Step by Step Solution
- Step 1: Write the proportion equation
96,114.95 : 132,649.91 = 79,953.72 : x - Step 2: Convert to fraction form
96,114.95/132,649.91 = 79,953.72/x - Step 3: Cross multiply
96,114.95x = 132,649.91 × 79,953.72 - Step 4: Simplify right side
96,114.95x = 10,605,853,762.17 - Step 5: Solve for x
x = 10,605,853,762.17/96,114.95 - Step 6: Final answer
x = 110,345.52
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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.