Finding the Fourth Proportional to 82,564.48, 113,943 and 46,756
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Solution
The fourth proportional to 82,564.48, 113,943 and 46,756 is: 64,525.56
Step by Step Solution
- Step 1: Write the proportion equation
82,564.48 : 113,943 = 46,756 : x - Step 2: Convert to fraction form
82,564.48/113,943 = 46,756/x - Step 3: Cross multiply
82,564.48x = 113,943 × 46,756 - Step 4: Simplify right side
82,564.48x = 5,327,518,908 - Step 5: Solve for x
x = 5,327,518,908/82,564.48 - Step 6: Final answer
x = 64,525.56
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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.