Finding the Fourth Proportional to 178,063.99, 245,718.97 and 97,476.08
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Solution
The fourth proportional to 178,063.99, 245,718.97 and 97,476.08 is: 134,511.88
Step by Step Solution
- Step 1: Write the proportion equation
178,063.99 : 245,718.97 = 97,476.08 : x - Step 2: Convert to fraction form
178,063.99/245,718.97 = 97,476.08/x - Step 3: Cross multiply
178,063.99x = 245,718.97 × 97,476.08 - Step 4: Simplify right side
178,063.99x = 23,951,721,977.24 - Step 5: Solve for x
x = 23,951,721,977.24/178,063.99 - Step 6: Final answer
x = 134,511.88
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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.