Finding the Fourth Proportional to 102,716,295.56, 141,733,353.86 and 62,461,755.74
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Solution
The fourth proportional to 102,716,295.56, 141,733,353.86 and 62,461,755.74 is: 86,188,019.92
Step by Step Solution
- Step 1: Write the proportion equation
102,716,295.56 : 141,733,353.86 = 62,461,755.74 : x - Step 2: Convert to fraction form
102,716,295.56/141,733,353.86 = 62,461,755.74/x - Step 3: Cross multiply
102,716,295.56x = 141,733,353.86 × 62,461,755.74 - Step 4: Simplify right side
102,716,295.56x = 8,852,914,128,493,311 - Step 5: Solve for x
x = 8,852,914,128,493,311/102,716,295.56 - Step 6: Final answer
x = 86,188,019.92
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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.