Finding the Fourth Proportional to 94,846.60, 130,915.58 and 62,604.75
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Solution
The fourth proportional to 94,846.60, 130,915.58 and 62,604.75 is: 86,412.55
Step by Step Solution
- Step 1: Write the proportion equation
94,846.60 : 130,915.58 = 62,604.75 : x - Step 2: Convert to fraction form
94,846.60/130,915.58 = 62,604.75/x - Step 3: Cross multiply
94,846.60x = 130,915.58 × 62,604.75 - Step 4: Simplify right side
94,846.60x = 8,195,936,598.51 - Step 5: Solve for x
x = 8,195,936,598.51/94,846.60 - Step 6: Final answer
x = 86,412.55
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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.