Finding the Fourth Proportional to 186,412.08, 257,250.84 and 101,529.84
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Solution
The fourth proportional to 186,412.08, 257,250.84 and 101,529.84 is: 140,112.36
Step by Step Solution
- Step 1: Write the proportion equation
186,412.08 : 257,250.84 = 101,529.84 : x - Step 2: Convert to fraction form
186,412.08/257,250.84 = 101,529.84/x - Step 3: Cross multiply
186,412.08x = 257,250.84 × 101,529.84 - Step 4: Simplify right side
186,412.08x = 26,118,636,625.07 - Step 5: Solve for x
x = 26,118,636,625.07/186,412.08 - Step 6: Final answer
x = 140,112.36
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.