Finding the Fourth Proportional to 74,804.17, 103,194.99 and 44,572.54
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Solution
The fourth proportional to 74,804.17, 103,194.99 and 44,572.54 is: 61,489.39
Step by Step Solution
- Step 1: Write the proportion equation
74,804.17 : 103,194.99 = 44,572.54 : x - Step 2: Convert to fraction form
74,804.17/103,194.99 = 44,572.54/x - Step 3: Cross multiply
74,804.17x = 103,194.99 × 44,572.54 - Step 4: Simplify right side
74,804.17x = 4,599,662,819.57 - Step 5: Solve for x
x = 4,599,662,819.57/74,804.17 - Step 6: Final answer
x = 61,489.39
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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.