Finding the Fourth Proportional to 111,114.24, 153,336.56 and 60,125.84
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Solution
The fourth proportional to 111,114.24, 153,336.56 and 60,125.84 is: 82,973.07
Step by Step Solution
- Step 1: Write the proportion equation
111,114.24 : 153,336.56 = 60,125.84 : x - Step 2: Convert to fraction form
111,114.24/153,336.56 = 60,125.84/x - Step 3: Cross multiply
111,114.24x = 153,336.56 × 60,125.84 - Step 4: Simplify right side
111,114.24x = 9,219,489,472.71 - Step 5: Solve for x
x = 9,219,489,472.71/111,114.24 - Step 6: Final answer
x = 82,973.07
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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.