Finding the Fourth Proportional to 94,236.77, 130,047.76 and 51,216.26
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Solution
The fourth proportional to 94,236.77, 130,047.76 and 51,216.26 is: 70,678.99
Step by Step Solution
- Step 1: Write the proportion equation
94,236.77 : 130,047.76 = 51,216.26 : x - Step 2: Convert to fraction form
94,236.77/130,047.76 = 51,216.26/x - Step 3: Cross multiply
94,236.77x = 130,047.76 × 51,216.26 - Step 4: Simplify right side
94,236.77x = 6,660,559,632.50 - Step 5: Solve for x
x = 6,660,559,632.50/94,236.77 - Step 6: Final answer
x = 70,678.99
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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.