Finding the Fourth Proportional to 99,322.56, 149,014.08 and 29,202.48
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Solution
The fourth proportional to 99,322.56, 149,014.08 and 29,202.48 is: 43,812.61
Step by Step Solution
- Step 1: Write the proportion equation
99,322.56 : 149,014.08 = 29,202.48 : x - Step 2: Convert to fraction form
99,322.56/149,014.08 = 29,202.48/x - Step 3: Cross multiply
99,322.56x = 149,014.08 × 29,202.48 - Step 4: Simplify right side
99,322.56x = 4,351,580,690.92 - Step 5: Solve for x
x = 4,351,580,690.92/99,322.56 - Step 6: Final answer
x = 43,812.61
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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.