Finding the Fourth Proportional to 84,763.44, 116,977.18 and 47,037.68
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Solution
The fourth proportional to 84,763.44, 116,977.18 and 47,037.68 is: 64,914.01
Step by Step Solution
- Step 1: Write the proportion equation
84,763.44 : 116,977.18 = 47,037.68 : x - Step 2: Convert to fraction form
84,763.44/116,977.18 = 47,037.68/x - Step 3: Cross multiply
84,763.44x = 116,977.18 × 47,037.68 - Step 4: Simplify right side
84,763.44x = 5,502,335,160.14 - Step 5: Solve for x
x = 5,502,335,160.14/84,763.44 - Step 6: Final answer
x = 64,914.01
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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.