Finding the Fourth Proportional to 94,868.28, 130,926.51 and 52,435.08
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Solution
The fourth proportional to 94,868.28, 130,926.51 and 52,435.08 is: 72,364.99
Step by Step Solution
- Step 1: Write the proportion equation
94,868.28 : 130,926.51 = 52,435.08 : x - Step 2: Convert to fraction form
94,868.28/130,926.51 = 52,435.08/x - Step 3: Cross multiply
94,868.28x = 130,926.51 × 52,435.08 - Step 4: Simplify right side
94,868.28x = 6,865,142,025.97 - Step 5: Solve for x
x = 6,865,142,025.97/94,868.28 - Step 6: Final answer
x = 72,364.99
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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.