Finding the Fourth Proportional to 94,605.74, 141,873.98 and 31,414.40
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Solution
The fourth proportional to 94,605.74, 141,873.98 and 31,414.40 is: 47,110.09
Step by Step Solution
- Step 1: Write the proportion equation
94,605.74 : 141,873.98 = 31,414.40 : x - Step 2: Convert to fraction form
94,605.74/141,873.98 = 31,414.40/x - Step 3: Cross multiply
94,605.74x = 141,873.98 × 31,414.40 - Step 4: Simplify right side
94,605.74x = 4,456,885,090.87 - Step 5: Solve for x
x = 4,456,885,090.87/94,605.74 - Step 6: Final answer
x = 47,110.09
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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.