Finding the Fourth Proportional to 97,135.39, 145,705.82 and 27,014.70
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Solution
The fourth proportional to 97,135.39, 145,705.82 and 27,014.70 is: 40,522.81
Step by Step Solution
- Step 1: Write the proportion equation
97,135.39 : 145,705.82 = 27,014.70 : x - Step 2: Convert to fraction form
97,135.39/145,705.82 = 27,014.70/x - Step 3: Cross multiply
97,135.39x = 145,705.82 × 27,014.70 - Step 4: Simplify right side
97,135.39x = 3,936,199,015.55 - Step 5: Solve for x
x = 3,936,199,015.55/97,135.39 - Step 6: Final answer
x = 40,522.81
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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.