Finding the Fourth Proportional to 96,805.08, 145,264.68 and 40,655.04
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Solution
The fourth proportional to 96,805.08, 145,264.68 and 40,655.04 is: 61,006.52
Step by Step Solution
- Step 1: Write the proportion equation
96,805.08 : 145,264.68 = 40,655.04 : x - Step 2: Convert to fraction form
96,805.08/145,264.68 = 40,655.04/x - Step 3: Cross multiply
96,805.08x = 145,264.68 × 40,655.04 - Step 4: Simplify right side
96,805.08x = 5,905,741,375.99 - Step 5: Solve for x
x = 5,905,741,375.99/96,805.08 - Step 6: Final answer
x = 61,006.52
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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.