Finding the Fourth Proportional to 98,045.44, 135,301.44 and 53,333.44
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Solution
The fourth proportional to 98,045.44, 135,301.44 and 53,333.44 is: 73,599.46
Step by Step Solution
- Step 1: Write the proportion equation
98,045.44 : 135,301.44 = 53,333.44 : x - Step 2: Convert to fraction form
98,045.44/135,301.44 = 53,333.44/x - Step 3: Cross multiply
98,045.44x = 135,301.44 × 53,333.44 - Step 4: Simplify right side
98,045.44x = 7,216,091,232.15 - Step 5: Solve for x
x = 7,216,091,232.15/98,045.44 - Step 6: Final answer
x = 73,599.46
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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.