Finding the Fourth Proportional to 98,204.67, 135,518.63 and 60,028.14
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Solution
The fourth proportional to 98,204.67, 135,518.63 and 60,028.14 is: 82,836.50
Step by Step Solution
- Step 1: Write the proportion equation
98,204.67 : 135,518.63 = 60,028.14 : x - Step 2: Convert to fraction form
98,204.67/135,518.63 = 60,028.14/x - Step 3: Cross multiply
98,204.67x = 135,518.63 × 60,028.14 - Step 4: Simplify right side
98,204.67x = 8,134,931,144.18 - Step 5: Solve for x
x = 8,134,931,144.18/98,204.67 - Step 6: Final answer
x = 82,836.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.