Finding the Fourth Proportional to 73,301.12, 101,157.36 and 44,990.72
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Solution
The fourth proportional to 73,301.12, 101,157.36 and 44,990.72 is: 62,088.31
Step by Step Solution
- Step 1: Write the proportion equation
73,301.12 : 101,157.36 = 44,990.72 : x - Step 2: Convert to fraction form
73,301.12/101,157.36 = 44,990.72/x - Step 3: Cross multiply
73,301.12x = 101,157.36 × 44,990.72 - Step 4: Simplify right side
73,301.12x = 4,551,142,459.70 - Step 5: Solve for x
x = 4,551,142,459.70/73,301.12 - Step 6: Final answer
x = 62,088.31
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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.