Finding the Fourth Proportional to 134,883.30, 202,324.95 and 46,139.70
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Solution
The fourth proportional to 134,883.30, 202,324.95 and 46,139.70 is: 69,209.55
Step by Step Solution
- Step 1: Write the proportion equation
134,883.30 : 202,324.95 = 46,139.70 : x - Step 2: Convert to fraction form
134,883.30/202,324.95 = 46,139.70/x - Step 3: Cross multiply
134,883.30x = 202,324.95 × 46,139.70 - Step 4: Simplify right side
134,883.30x = 9,335,212,495.52 - Step 5: Solve for x
x = 9,335,212,495.52/134,883.30 - Step 6: Final answer
x = 69,209.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.