Finding the Fourth Proportional to 96,126.51, 131,691.12 and 92,532.63
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Solution
The fourth proportional to 96,126.51, 131,691.12 and 92,532.63 is: 126,767.59
Step by Step Solution
- Step 1: Write the proportion equation
96,126.51 : 131,691.12 = 92,532.63 : x - Step 2: Convert to fraction form
96,126.51/131,691.12 = 92,532.63/x - Step 3: Cross multiply
96,126.51x = 131,691.12 × 92,532.63 - Step 4: Simplify right side
96,126.51x = 12,185,725,681.25 - Step 5: Solve for x
x = 12,185,725,681.25/96,126.51 - Step 6: Final answer
x = 126,767.59
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.