Finding the Fourth Proportional to 167,493.28, 251,098.62 and 72,652.06
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Solution
The fourth proportional to 167,493.28, 251,098.62 and 72,652.06 is: 108,916.80
Step by Step Solution
- Step 1: Write the proportion equation
167,493.28 : 251,098.62 = 72,652.06 : x - Step 2: Convert to fraction form
167,493.28/251,098.62 = 72,652.06/x - Step 3: Cross multiply
167,493.28x = 251,098.62 × 72,652.06 - Step 4: Simplify right side
167,493.28x = 18,242,831,824.53 - Step 5: Solve for x
x = 18,242,831,824.53/167,493.28 - Step 6: Final answer
x = 108,916.80
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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.