Finding the Fourth Proportional to 134,351.88, 201,553.74 and 75,254.28
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Solution
The fourth proportional to 134,351.88, 201,553.74 and 75,254.28 is: 112,895.94
Step by Step Solution
- Step 1: Write the proportion equation
134,351.88 : 201,553.74 = 75,254.28 : x - Step 2: Convert to fraction form
134,351.88/201,553.74 = 75,254.28/x - Step 3: Cross multiply
134,351.88x = 201,553.74 × 75,254.28 - Step 4: Simplify right side
134,351.88x = 15,167,781,585.01 - Step 5: Solve for x
x = 15,167,781,585.01/134,351.88 - Step 6: Final answer
x = 112,895.94
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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.