Finding the Fourth Proportional to 173,699.13, 260,548.70 and 42,371.13
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Solution
The fourth proportional to 173,699.13, 260,548.70 and 42,371.13 is: 63,556.70
Step by Step Solution
- Step 1: Write the proportion equation
173,699.13 : 260,548.70 = 42,371.13 : x - Step 2: Convert to fraction form
173,699.13/260,548.70 = 42,371.13/x - Step 3: Cross multiply
173,699.13x = 260,548.70 × 42,371.13 - Step 4: Simplify right side
173,699.13x = 11,039,742,839.03 - Step 5: Solve for x
x = 11,039,742,839.03/173,699.13 - Step 6: Final answer
x = 63,556.70
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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.