Finding the Fourth Proportional to 125,055.88, 172,577.12 and 68,467.26
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Solution
The fourth proportional to 125,055.88, 172,577.12 and 68,467.26 is: 94,484.82
Step by Step Solution
- Step 1: Write the proportion equation
125,055.88 : 172,577.12 = 68,467.26 : x - Step 2: Convert to fraction form
125,055.88/172,577.12 = 68,467.26/x - Step 3: Cross multiply
125,055.88x = 172,577.12 × 68,467.26 - Step 4: Simplify right side
125,055.88x = 11,815,882,545.09 - Step 5: Solve for x
x = 11,815,882,545.09/125,055.88 - Step 6: Final answer
x = 94,484.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.