Finding the Fourth Proportional to 94,303.10, 130,135.68 and 51,861.67
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Solution
The fourth proportional to 94,303.10, 130,135.68 and 51,861.67 is: 71,567.67
Step by Step Solution
- Step 1: Write the proportion equation
94,303.10 : 130,135.68 = 51,861.67 : x - Step 2: Convert to fraction form
94,303.10/130,135.68 = 51,861.67/x - Step 3: Cross multiply
94,303.10x = 130,135.68 × 51,861.67 - Step 4: Simplify right side
94,303.10x = 6,749,053,366.05 - Step 5: Solve for x
x = 6,749,053,366.05/94,303.10 - Step 6: Final answer
x = 71,567.67
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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.