Finding the Fourth Proportional to 94,235.77, 130,046.37 and 51,215.26
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Solution
The fourth proportional to 94,235.77, 130,046.37 and 51,215.26 is: 70,677.61
Step by Step Solution
- Step 1: Write the proportion equation
94,235.77 : 130,046.37 = 51,215.26 : x - Step 2: Convert to fraction form
94,235.77/130,046.37 = 51,215.26/x - Step 3: Cross multiply
94,235.77x = 130,046.37 × 51,215.26 - Step 4: Simplify right side
94,235.77x = 6,660,359,104.13 - Step 5: Solve for x
x = 6,660,359,104.13/94,235.77 - Step 6: Final answer
x = 70,677.61
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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.