Finding the Fourth Proportional to 94,811.92, 130,840.45 and 52,373.18
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Solution
The fourth proportional to 94,811.92, 130,840.45 and 52,373.18 is: 72,274.99
Step by Step Solution
- Step 1: Write the proportion equation
94,811.92 : 130,840.45 = 52,373.18 : x - Step 2: Convert to fraction form
94,811.92/130,840.45 = 52,373.18/x - Step 3: Cross multiply
94,811.92x = 130,840.45 × 52,373.18 - Step 4: Simplify right side
94,811.92x = 6,852,530,635.30 - Step 5: Solve for x
x = 6,852,530,635.30/94,811.92 - Step 6: Final answer
x = 72,274.99
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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.