Finding the Fourth Proportional to 146,106.99, 219,153.60 and 46,272.87
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Solution
The fourth proportional to 146,106.99, 219,153.60 and 46,272.87 is: 69,407.12
Step by Step Solution
- Step 1: Write the proportion equation
146,106.99 : 219,153.60 = 46,272.87 : x - Step 2: Convert to fraction form
146,106.99/219,153.60 = 46,272.87/x - Step 3: Cross multiply
146,106.99x = 219,153.60 × 46,272.87 - Step 4: Simplify right side
146,106.99x = 10,140,866,042.83 - Step 5: Solve for x
x = 10,140,866,042.83/146,106.99 - Step 6: Final answer
x = 69,407.12
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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.