Finding the Fourth Proportional to 167,485.19, 251,252.35 and 49,140.95
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Solution
The fourth proportional to 167,485.19, 251,252.35 and 49,140.95 is: 73,718.63
Step by Step Solution
- Step 1: Write the proportion equation
167,485.19 : 251,252.35 = 49,140.95 : x - Step 2: Convert to fraction form
167,485.19/251,252.35 = 49,140.95/x - Step 3: Cross multiply
167,485.19x = 251,252.35 × 49,140.95 - Step 4: Simplify right side
167,485.19x = 12,346,777,789.62 - Step 5: Solve for x
x = 12,346,777,789.62/167,485.19 - Step 6: Final answer
x = 73,718.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.