Finding the Fourth Proportional to 167,806.84, 251,656.72 and 55,466.12
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Solution
The fourth proportional to 167,806.84, 251,656.72 and 55,466.12 is: 83,181.48
Step by Step Solution
- Step 1: Write the proportion equation
167,806.84 : 251,656.72 = 55,466.12 : x - Step 2: Convert to fraction form
167,806.84/251,656.72 = 55,466.12/x - Step 3: Cross multiply
167,806.84x = 251,656.72 × 55,466.12 - Step 4: Simplify right side
167,806.84x = 13,958,421,217.23 - Step 5: Solve for x
x = 13,958,421,217.23/167,806.84 - Step 6: Final answer
x = 83,181.48
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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.