Finding the Fourth Proportional to 119,023.97, 164,253.07 and 68,037.80
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Solution
The fourth proportional to 119,023.97, 164,253.07 and 68,037.80 is: 93,892.15
Step by Step Solution
- Step 1: Write the proportion equation
119,023.97 : 164,253.07 = 68,037.80 : x - Step 2: Convert to fraction form
119,023.97/164,253.07 = 68,037.80/x - Step 3: Cross multiply
119,023.97x = 164,253.07 × 68,037.80 - Step 4: Simplify right side
119,023.97x = 11,175,416,869.08 - Step 5: Solve for x
x = 11,175,416,869.08/119,023.97 - Step 6: Final answer
x = 93,892.15
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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.