Finding the Fourth Proportional to 236,850.40, 355,102.80 and 96,536.80
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Solution
The fourth proportional to 236,850.40, 355,102.80 and 96,536.80 is: 144,734.77
Step by Step Solution
- Step 1: Write the proportion equation
236,850.40 : 355,102.80 = 96,536.80 : x - Step 2: Convert to fraction form
236,850.40/355,102.80 = 96,536.80/x - Step 3: Cross multiply
236,850.40x = 355,102.80 × 96,536.80 - Step 4: Simplify right side
236,850.40x = 34,280,487,983.04 - Step 5: Solve for x
x = 34,280,487,983.04/236,850.40 - Step 6: Final answer
x = 144,734.77
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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.