Finding the Fourth Proportional to 110,868.24, 152,998.12 and 59,880.96
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Solution
The fourth proportional to 110,868.24, 152,998.12 and 59,880.96 is: 82,635.70
Step by Step Solution
- Step 1: Write the proportion equation
110,868.24 : 152,998.12 = 59,880.96 : x - Step 2: Convert to fraction form
110,868.24/152,998.12 = 59,880.96/x - Step 3: Cross multiply
110,868.24x = 152,998.12 × 59,880.96 - Step 4: Simplify right side
110,868.24x = 9,161,674,303.80 - Step 5: Solve for x
x = 9,161,674,303.80/110,868.24 - Step 6: Final answer
x = 82,635.70
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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.