Finding the Fourth Proportional to 178,052.24, 245,715.02 and 97,478.44
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Solution
The fourth proportional to 178,052.24, 245,715.02 and 97,478.44 is: 134,521.85
Step by Step Solution
- Step 1: Write the proportion equation
178,052.24 : 245,715.02 = 97,478.44 : x - Step 2: Convert to fraction form
178,052.24/245,715.02 = 97,478.44/x - Step 3: Cross multiply
178,052.24x = 245,715.02 × 97,478.44 - Step 4: Simplify right side
178,052.24x = 23,951,916,834.17 - Step 5: Solve for x
x = 23,951,916,834.17/178,052.24 - Step 6: Final answer
x = 134,521.85
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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.