Finding the Fourth Proportional to 84,952.08, 117,231.52 and 46,711.70
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Solution
The fourth proportional to 84,952.08, 117,231.52 and 46,711.70 is: 64,460.85
Step by Step Solution
- Step 1: Write the proportion equation
84,952.08 : 117,231.52 = 46,711.70 : x - Step 2: Convert to fraction form
84,952.08/117,231.52 = 46,711.70/x - Step 3: Cross multiply
84,952.08x = 117,231.52 × 46,711.70 - Step 4: Simplify right side
84,952.08x = 5,476,083,384.84 - Step 5: Solve for x
x = 5,476,083,384.84/84,952.08 - Step 6: Final answer
x = 64,460.85
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1.5x scale
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.