Finding the Fourth Proportional to 114,165.10, 157,543.97 and 63,179.99
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Solution
The fourth proportional to 114,165.10, 157,543.97 and 63,179.99 is: 87,186.24
Step by Step Solution
- Step 1: Write the proportion equation
114,165.10 : 157,543.97 = 63,179.99 : x - Step 2: Convert to fraction form
114,165.10/157,543.97 = 63,179.99/x - Step 3: Cross multiply
114,165.10x = 157,543.97 × 63,179.99 - Step 4: Simplify right side
114,165.10x = 9,953,625,345.54 - Step 5: Solve for x
x = 9,953,625,345.54/114,165.10 - Step 6: Final answer
x = 87,186.24
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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.