Finding the Fourth Proportional to 74,486.04, 111,705.21 and 24,554.94
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Solution
The fourth proportional to 74,486.04, 111,705.21 and 24,554.94 is: 36,824.55
Step by Step Solution
- Step 1: Write the proportion equation
74,486.04 : 111,705.21 = 24,554.94 : x - Step 2: Convert to fraction form
74,486.04/111,705.21 = 24,554.94/x - Step 3: Cross multiply
74,486.04x = 111,705.21 × 24,554.94 - Step 4: Simplify right side
74,486.04x = 2,742,914,729.24 - Step 5: Solve for x
x = 2,742,914,729.24/74,486.04 - Step 6: Final answer
x = 36,824.55
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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.