Finding the Fourth Proportional to 82,811.95, 114,276.55 and 46,997.09
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Solution
The fourth proportional to 82,811.95, 114,276.55 and 46,997.09 is: 64,853.75
Step by Step Solution
- Step 1: Write the proportion equation
82,811.95 : 114,276.55 = 46,997.09 : x - Step 2: Convert to fraction form
82,811.95/114,276.55 = 46,997.09/x - Step 3: Cross multiply
82,811.95x = 114,276.55 × 46,997.09 - Step 4: Simplify right side
82,811.95x = 5,370,665,305.24 - Step 5: Solve for x
x = 5,370,665,305.24/82,811.95 - Step 6: Final answer
x = 64,853.75
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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.