Finding the Fourth Proportional to 167,292.06, 230,860.14 and 91,840.02
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Solution
The fourth proportional to 167,292.06, 230,860.14 and 91,840.02 is: 126,737.63
Step by Step Solution
- Step 1: Write the proportion equation
167,292.06 : 230,860.14 = 91,840.02 : x - Step 2: Convert to fraction form
167,292.06/230,860.14 = 91,840.02/x - Step 3: Cross multiply
167,292.06x = 230,860.14 × 91,840.02 - Step 4: Simplify right side
167,292.06x = 21,202,199,874.80 - Step 5: Solve for x
x = 21,202,199,874.80/167,292.06 - Step 6: Final answer
x = 126,737.63
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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.