Finding the Fourth Proportional to 97,251.16, 145,901.34 and 27,130.44
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Solution
The fourth proportional to 97,251.16, 145,901.34 and 27,130.44 is: 40,702.52
Step by Step Solution
- Step 1: Write the proportion equation
97,251.16 : 145,901.34 = 27,130.44 : x - Step 2: Convert to fraction form
97,251.16/145,901.34 = 27,130.44/x - Step 3: Cross multiply
97,251.16x = 145,901.34 × 27,130.44 - Step 4: Simplify right side
97,251.16x = 3,958,367,550.79 - Step 5: Solve for x
x = 3,958,367,550.79/97,251.16 - Step 6: Final answer
x = 40,702.52
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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.