Finding the Fourth Proportional to 115,970.13, 174,022.11 and 62,662.26
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Solution
The fourth proportional to 115,970.13, 174,022.11 and 62,662.26 is: 94,029.55
Step by Step Solution
- Step 1: Write the proportion equation
115,970.13 : 174,022.11 = 62,662.26 : x - Step 2: Convert to fraction form
115,970.13/174,022.11 = 62,662.26/x - Step 3: Cross multiply
115,970.13x = 174,022.11 × 62,662.26 - Step 4: Simplify right side
115,970.13x = 10,904,618,702.57 - Step 5: Solve for x
x = 10,904,618,702.57/115,970.13 - Step 6: Final answer
x = 94,029.55
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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.