Finding the Fourth Proportional to 79,530.60, 119,267.10 and 32,125.80
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Solution
The fourth proportional to 79,530.60, 119,267.10 and 32,125.80 is: 48,177.07
Step by Step Solution
- Step 1: Write the proportion equation
79,530.60 : 119,267.10 = 32,125.80 : x - Step 2: Convert to fraction form
79,530.60/119,267.10 = 32,125.80/x - Step 3: Cross multiply
79,530.60x = 119,267.10 × 32,125.80 - Step 4: Simplify right side
79,530.60x = 3,831,551,001.18 - Step 5: Solve for x
x = 3,831,551,001.18/79,530.60 - Step 6: Final answer
x = 48,177.07
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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.