Finding the Fourth Proportional to 98,392.68, 147,643.68 and 60,973.08
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Solution
The fourth proportional to 98,392.68, 147,643.68 and 60,973.08 is: 91,493.49
Step by Step Solution
- Step 1: Write the proportion equation
98,392.68 : 147,643.68 = 60,973.08 : x - Step 2: Convert to fraction form
98,392.68/147,643.68 = 60,973.08/x - Step 3: Cross multiply
98,392.68x = 147,643.68 × 60,973.08 - Step 4: Simplify right side
98,392.68x = 9,002,289,912.13 - Step 5: Solve for x
x = 9,002,289,912.13/98,392.68 - Step 6: Final answer
x = 91,493.49
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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.