Finding the Fourth Proportional to 84,543.84, 116,674.12 and 46,818.08
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Solution
The fourth proportional to 84,543.84, 116,674.12 and 46,818.08 is: 64,610.96
Step by Step Solution
- Step 1: Write the proportion equation
84,543.84 : 116,674.12 = 46,818.08 : x - Step 2: Convert to fraction form
84,543.84/116,674.12 = 46,818.08/x - Step 3: Cross multiply
84,543.84x = 116,674.12 × 46,818.08 - Step 4: Simplify right side
84,543.84x = 5,462,458,284.09 - Step 5: Solve for x
x = 5,462,458,284.09/84,543.84 - Step 6: Final answer
x = 64,610.96
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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.