Finding the Fourth Proportional to 96,624.84, 133,343.64 and 58,379.06
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Solution
The fourth proportional to 96,624.84, 133,343.64 and 58,379.06 is: 80,563.92
Step by Step Solution
- Step 1: Write the proportion equation
96,624.84 : 133,343.64 = 58,379.06 : x - Step 2: Convert to fraction form
96,624.84/133,343.64 = 58,379.06/x - Step 3: Cross multiply
96,624.84x = 133,343.64 × 58,379.06 - Step 4: Simplify right side
96,624.84x = 7,784,476,360.18 - Step 5: Solve for x
x = 7,784,476,360.18/96,624.84 - Step 6: Final answer
x = 80,563.92
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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.