Finding the Fourth Proportional to 69,553.51, 104,331.35 and 16,963.99
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Solution
The fourth proportional to 69,553.51, 104,331.35 and 16,963.99 is: 25,446.25
Step by Step Solution
- Step 1: Write the proportion equation
69,553.51 : 104,331.35 = 16,963.99 : x - Step 2: Convert to fraction form
69,553.51/104,331.35 = 16,963.99/x - Step 3: Cross multiply
69,553.51x = 104,331.35 × 16,963.99 - Step 4: Simplify right side
69,553.51x = 1,769,875,893.27 - Step 5: Solve for x
x = 1,769,875,893.27/69,553.51 - Step 6: Final answer
x = 25,446.25
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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.