Finding the Fourth Proportional to 94,601.84, 130,551.56 and 51,580.99
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Solution
The fourth proportional to 94,601.84, 130,551.56 and 51,580.99 is: 71,182.32
Step by Step Solution
- Step 1: Write the proportion equation
94,601.84 : 130,551.56 = 51,580.99 : x - Step 2: Convert to fraction form
94,601.84/130,551.56 = 51,580.99/x - Step 3: Cross multiply
94,601.84x = 130,551.56 × 51,580.99 - Step 4: Simplify right side
94,601.84x = 6,733,978,710.84 - Step 5: Solve for x
x = 6,733,978,710.84/94,601.84 - Step 6: Final answer
x = 71,182.32
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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.