Finding the Fourth Proportional to 96,958.50, 133,692.41 and 68,268.99
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Solution
The fourth proportional to 96,958.50, 133,692.41 and 68,268.99 is: 94,133.53
Step by Step Solution
- Step 1: Write the proportion equation
96,958.50 : 133,692.41 = 68,268.99 : x - Step 2: Convert to fraction form
96,958.50/133,692.41 = 68,268.99/x - Step 3: Cross multiply
96,958.50x = 133,692.41 × 68,268.99 - Step 4: Simplify right side
96,958.50x = 9,127,045,132.90 - Step 5: Solve for x
x = 9,127,045,132.90/96,958.50 - Step 6: Final answer
x = 94,133.53
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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.