Finding the Fourth Proportional to 181,705.36, 272,459.12 and 63,344.88
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Solution
The fourth proportional to 181,705.36, 272,459.12 and 63,344.88 is: 94,982.84
Step by Step Solution
- Step 1: Write the proportion equation
181,705.36 : 272,459.12 = 63,344.88 : x - Step 2: Convert to fraction form
181,705.36/272,459.12 = 63,344.88/x - Step 3: Cross multiply
181,705.36x = 272,459.12 × 63,344.88 - Step 4: Simplify right side
181,705.36x = 17,258,890,261.31 - Step 5: Solve for x
x = 17,258,890,261.31/181,705.36 - Step 6: Final answer
x = 94,982.84
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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.