Finding the Fourth Proportional to 117,677.23, 176,416.63 and 51,067.17
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Solution
The fourth proportional to 117,677.23, 176,416.63 and 51,067.17 is: 76,557.70
Step by Step Solution
- Step 1: Write the proportion equation
117,677.23 : 176,416.63 = 51,067.17 : x - Step 2: Convert to fraction form
117,677.23/176,416.63 = 51,067.17/x - Step 3: Cross multiply
117,677.23x = 176,416.63 × 51,067.17 - Step 4: Simplify right side
117,677.23x = 9,009,098,442.71 - Step 5: Solve for x
x = 9,009,098,442.71/117,677.23 - Step 6: Final answer
x = 76,557.70
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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.