Finding the Fourth Proportional to 118,068.18, 177,129.97 and 46,995.14
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Solution
The fourth proportional to 118,068.18, 177,129.97 and 46,995.14 is: 70,503.73
Step by Step Solution
- Step 1: Write the proportion equation
118,068.18 : 177,129.97 = 46,995.14 : x - Step 2: Convert to fraction form
118,068.18/177,129.97 = 46,995.14/x - Step 3: Cross multiply
118,068.18x = 177,129.97 × 46,995.14 - Step 4: Simplify right side
118,068.18x = 8,324,246,735.21 - Step 5: Solve for x
x = 8,324,246,735.21/118,068.18 - Step 6: Final answer
x = 70,503.73
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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.