Finding the Fourth Proportional to 84,147.17, 116,115.03 and 46,418.99
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Solution
The fourth proportional to 84,147.17, 116,115.03 and 46,418.99 is: 64,053.75
Step by Step Solution
- Step 1: Write the proportion equation
84,147.17 : 116,115.03 = 46,418.99 : x - Step 2: Convert to fraction form
84,147.17/116,115.03 = 46,418.99/x - Step 3: Cross multiply
84,147.17x = 116,115.03 × 46,418.99 - Step 4: Simplify right side
84,147.17x = 5,389,941,835.84 - Step 5: Solve for x
x = 5,389,941,835.84/84,147.17 - Step 6: Final answer
x = 64,053.75
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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.