Finding the Fourth Proportional to 97,274.58, 145,929.15 and 33,229.23
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Solution
The fourth proportional to 97,274.58, 145,929.15 and 33,229.23 is: 49,849.75
Step by Step Solution
- Step 1: Write the proportion equation
97,274.58 : 145,929.15 = 33,229.23 : x - Step 2: Convert to fraction form
97,274.58/145,929.15 = 33,229.23/x - Step 3: Cross multiply
97,274.58x = 145,929.15 × 33,229.23 - Step 4: Simplify right side
97,274.58x = 4,849,113,289.05 - Step 5: Solve for x
x = 4,849,113,289.05/97,274.58 - Step 6: Final answer
x = 49,849.75
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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.