Finding the Fourth Proportional to 73,688.84, 110,511.62 and 26,296.28
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Solution
The fourth proportional to 73,688.84, 110,511.62 and 26,296.28 is: 39,436.70
Step by Step Solution
- Step 1: Write the proportion equation
73,688.84 : 110,511.62 = 26,296.28 : x - Step 2: Convert to fraction form
73,688.84/110,511.62 = 26,296.28/x - Step 3: Cross multiply
73,688.84x = 110,511.62 × 26,296.28 - Step 4: Simplify right side
73,688.84x = 2,906,044,502.77 - Step 5: Solve for x
x = 2,906,044,502.77/73,688.84 - Step 6: Final answer
x = 39,436.70
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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.