Finding the Fourth Proportional to 94,098.84, 129,859.74 and 51,660.60
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Solution
The fourth proportional to 94,098.84, 129,859.74 and 51,660.60 is: 71,293.46
Step by Step Solution
- Step 1: Write the proportion equation
94,098.84 : 129,859.74 = 51,660.60 : x - Step 2: Convert to fraction form
94,098.84/129,859.74 = 51,660.60/x - Step 3: Cross multiply
94,098.84x = 129,859.74 × 51,660.60 - Step 4: Simplify right side
94,098.84x = 6,708,632,084.24 - Step 5: Solve for x
x = 6,708,632,084.24/94,098.84 - Step 6: Final answer
x = 71,293.46
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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.