Finding the Fourth Proportional to 97,719.70, 132,025.28 and 97,719.70
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Solution
The fourth proportional to 97,719.70, 132,025.28 and 97,719.70 is: 132,025.28
Step by Step Solution
- Step 1: Write the proportion equation
97,719.70 : 132,025.28 = 97,719.70 : x - Step 2: Convert to fraction form
97,719.70/132,025.28 = 97,719.70/x - Step 3: Cross multiply
97,719.70x = 132,025.28 × 97,719.70 - Step 4: Simplify right side
97,719.70x = 12,901,470,754.02 - Step 5: Solve for x
x = 12,901,470,754.02/97,719.70 - Step 6: Final answer
x = 132,025.28
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Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.