Finding the Fourth Proportional to 42,622.76, 58,818.22 and 26,716
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Solution
The fourth proportional to 42,622.76, 58,818.22 and 26,716 is: 36,867.33
Step by Step Solution
- Step 1: Write the proportion equation
42,622.76 : 58,818.22 = 26,716 : x - Step 2: Convert to fraction form
42,622.76/58,818.22 = 26,716/x - Step 3: Cross multiply
42,622.76x = 58,818.22 × 26,716 - Step 4: Simplify right side
42,622.76x = 1,571,387,565.52 - Step 5: Solve for x
x = 1,571,387,565.52/42,622.76 - Step 6: Final answer
x = 36,867.33
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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.