Finding the Fourth Proportional to 96,718.53, 133,477.50 and 54,277.07
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Solution
The fourth proportional to 96,718.53, 133,477.50 and 54,277.07 is: 74,905.67
Step by Step Solution
- Step 1: Write the proportion equation
96,718.53 : 133,477.50 = 54,277.07 : x - Step 2: Convert to fraction form
96,718.53/133,477.50 = 54,277.07/x - Step 3: Cross multiply
96,718.53x = 133,477.50 × 54,277.07 - Step 4: Simplify right side
96,718.53x = 7,244,766,672.15 - Step 5: Solve for x
x = 7,244,766,672.15/96,718.53 - Step 6: Final answer
x = 74,905.67
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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.