Finding the Fourth Proportional to 177,630.79, 245,130.55 and 95,959.08
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Solution
The fourth proportional to 177,630.79, 245,130.55 and 95,959.08 is: 132,423.56
Step by Step Solution
- Step 1: Write the proportion equation
177,630.79 : 245,130.55 = 95,959.08 : x - Step 2: Convert to fraction form
177,630.79/245,130.55 = 95,959.08/x - Step 3: Cross multiply
177,630.79x = 245,130.55 × 95,959.08 - Step 4: Simplify right side
177,630.79x = 23,522,502,357.77 - Step 5: Solve for x
x = 23,522,502,357.77/177,630.79 - Step 6: Final answer
x = 132,423.56
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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.