Finding the Fourth Proportional to 94,961.08, 142,440.54 and 39,557.08
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Solution
The fourth proportional to 94,961.08, 142,440.54 and 39,557.08 is: 59,335.17
Step by Step Solution
- Step 1: Write the proportion equation
94,961.08 : 142,440.54 = 39,557.08 : x - Step 2: Convert to fraction form
94,961.08/142,440.54 = 39,557.08/x - Step 3: Cross multiply
94,961.08x = 142,440.54 × 39,557.08 - Step 4: Simplify right side
94,961.08x = 5,634,531,836.02 - Step 5: Solve for x
x = 5,634,531,836.02/94,961.08 - Step 6: Final answer
x = 59,335.17
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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.