Finding the Fourth Proportional to 183,525.45, 253,119.02 and 151,638.99
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Solution
The fourth proportional to 183,525.45, 253,119.02 and 151,638.99 is: 209,141.09
Step by Step Solution
- Step 1: Write the proportion equation
183,525.45 : 253,119.02 = 151,638.99 : x - Step 2: Convert to fraction form
183,525.45/253,119.02 = 151,638.99/x - Step 3: Cross multiply
183,525.45x = 253,119.02 × 151,638.99 - Step 4: Simplify right side
183,525.45x = 38,382,712,542.59 - Step 5: Solve for x
x = 38,382,712,542.59/183,525.45 - Step 6: Final answer
x = 209,141.09
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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.