Finding the Fourth Proportional to 186,175.84, 256,922.56 and 101,292.80
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Solution
The fourth proportional to 186,175.84, 256,922.56 and 101,292.80 is: 139,784.01
Step by Step Solution
- Step 1: Write the proportion equation
186,175.84 : 256,922.56 = 101,292.80 : x - Step 2: Convert to fraction form
186,175.84/256,922.56 = 101,292.80/x - Step 3: Cross multiply
186,175.84x = 256,922.56 × 101,292.80 - Step 4: Simplify right side
186,175.84x = 26,024,405,485.57 - Step 5: Solve for x
x = 26,024,405,485.57/186,175.84 - Step 6: Final answer
x = 139,784.01
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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.