Finding the Fourth Proportional to 110,340.92, 165,535.99 and 40,220.24
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Solution
The fourth proportional to 110,340.92, 165,535.99 and 40,220.24 is: 60,339.32
Step by Step Solution
- Step 1: Write the proportion equation
110,340.92 : 165,535.99 = 40,220.24 : x - Step 2: Convert to fraction form
110,340.92/165,535.99 = 40,220.24/x - Step 3: Cross multiply
110,340.92x = 165,535.99 × 40,220.24 - Step 4: Simplify right side
110,340.92x = 6,657,896,318.21 - Step 5: Solve for x
x = 6,657,896,318.21/110,340.92 - Step 6: Final answer
x = 60,339.32
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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.