Finding the Fourth Proportional to 94,582,438.24, 130,525,213.44 and 55,414,842.88
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Solution
The fourth proportional to 94,582,438.24, 130,525,213.44 and 55,414,842.88 is: 76,473,331.93
Step by Step Solution
- Step 1: Write the proportion equation
94,582,438.24 : 130,525,213.44 = 55,414,842.88 : x - Step 2: Convert to fraction form
94,582,438.24/130,525,213.44 = 55,414,842.88/x - Step 3: Cross multiply
94,582,438.24x = 130,525,213.44 × 55,414,842.88 - Step 4: Simplify right side
94,582,438.24x = 7,233,034,194,656,065 - Step 5: Solve for x
x = 7,233,034,194,656,065/94,582,438.24 - Step 6: Final answer
x = 76,473,331.93
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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.