Finding the Fourth Proportional to 96,730.02, 145,175.04 and 49,380.12
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Solution
The fourth proportional to 96,730.02, 145,175.04 and 49,380.12 is: 74,111.02
Step by Step Solution
- Step 1: Write the proportion equation
96,730.02 : 145,175.04 = 49,380.12 : x - Step 2: Convert to fraction form
96,730.02/145,175.04 = 49,380.12/x - Step 3: Cross multiply
96,730.02x = 145,175.04 × 49,380.12 - Step 4: Simplify right side
96,730.02x = 7,168,760,896.20 - Step 5: Solve for x
x = 7,168,760,896.20/96,730.02 - Step 6: Final answer
x = 74,111.02
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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.