Finding the Fourth Proportional to 84,937.59, 117,213.95 and 46,697.79
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Solution
The fourth proportional to 84,937.59, 117,213.95 and 46,697.79 is: 64,442.99
Step by Step Solution
- Step 1: Write the proportion equation
84,937.59 : 117,213.95 = 46,697.79 : x - Step 2: Convert to fraction form
84,937.59/117,213.95 = 46,697.79/x - Step 3: Cross multiply
84,937.59x = 117,213.95 × 46,697.79 - Step 4: Simplify right side
84,937.59x = 5,473,632,012.39 - Step 5: Solve for x
x = 5,473,632,012.39/84,937.59 - Step 6: Final answer
x = 64,442.99
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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.