Finding the Fourth Proportional to 94,299.53, 130,130.75 and 51,858.05
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Solution
The fourth proportional to 94,299.53, 130,130.75 and 51,858.05 is: 71,562.68
Step by Step Solution
- Step 1: Write the proportion equation
94,299.53 : 130,130.75 = 51,858.05 : x - Step 2: Convert to fraction form
94,299.53/130,130.75 = 51,858.05/x - Step 3: Cross multiply
94,299.53x = 130,130.75 × 51,858.05 - Step 4: Simplify right side
94,299.53x = 6,748,327,006.07 - Step 5: Solve for x
x = 6,748,327,006.07/94,299.53 - Step 6: Final answer
x = 71,562.68
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1.5x scale
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.