Finding the Fourth Proportional to 84,455.19, 116,551.85 and 46,729.44
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Solution
The fourth proportional to 84,455.19, 116,551.85 and 46,729.44 is: 64,488.66
Step by Step Solution
- Step 1: Write the proportion equation
84,455.19 : 116,551.85 = 46,729.44 : x - Step 2: Convert to fraction form
84,455.19/116,551.85 = 46,729.44/x - Step 3: Cross multiply
84,455.19x = 116,551.85 × 46,729.44 - Step 4: Simplify right side
84,455.19x = 5,446,402,447.82 - Step 5: Solve for x
x = 5,446,402,447.82/84,455.19 - Step 6: Final answer
x = 64,488.66
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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.