Finding the Fourth Proportional to 84,950.24, 117,228.48 and 47,223.68
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Solution
The fourth proportional to 84,950.24, 117,228.48 and 47,223.68 is: 65,167.09
Step by Step Solution
- Step 1: Write the proportion equation
84,950.24 : 117,228.48 = 47,223.68 : x - Step 2: Convert to fraction form
84,950.24/117,228.48 = 47,223.68/x - Step 3: Cross multiply
84,950.24x = 117,228.48 × 47,223.68 - Step 4: Simplify right side
84,950.24x = 5,535,960,226.41 - Step 5: Solve for x
x = 5,535,960,226.41/84,950.24 - Step 6: Final answer
x = 65,167.09
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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.