Finding the Fourth Proportional to 134,803.60, 202,229.70 and 55,925.80
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Solution
The fourth proportional to 134,803.60, 202,229.70 and 55,925.80 is: 83,898.78
Step by Step Solution
- Step 1: Write the proportion equation
134,803.60 : 202,229.70 = 55,925.80 : x - Step 2: Convert to fraction form
134,803.60/202,229.70 = 55,925.80/x - Step 3: Cross multiply
134,803.60x = 202,229.70 × 55,925.80 - Step 4: Simplify right side
134,803.60x = 11,309,857,756.26 - Step 5: Solve for x
x = 11,309,857,756.26/134,803.60 - Step 6: Final answer
x = 83,898.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.