Finding the Fourth Proportional to 125,624.70, 173,362.08 and 69,036.07
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Solution
The fourth proportional to 125,624.70, 173,362.08 and 69,036.07 is: 95,269.77
Step by Step Solution
- Step 1: Write the proportion equation
125,624.70 : 173,362.08 = 69,036.07 : x - Step 2: Convert to fraction form
125,624.70/173,362.08 = 69,036.07/x - Step 3: Cross multiply
125,624.70x = 173,362.08 × 69,036.07 - Step 4: Simplify right side
125,624.70x = 11,968,236,690.23 - Step 5: Solve for x
x = 11,968,236,690.23/125,624.70 - Step 6: Final answer
x = 95,269.77
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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.