Finding the Fourth Proportional to 61,159,102.30, 91,738,653.45 and 58,324,750.30
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Solution
The fourth proportional to 61,159,102.30, 91,738,653.45 and 58,324,750.30 is: 87,487,125.45
Step by Step Solution
- Step 1: Write the proportion equation
61,159,102.30 : 91,738,653.45 = 58,324,750.30 : x - Step 2: Convert to fraction form
61,159,102.30/91,738,653.45 = 58,324,750.30/x - Step 3: Cross multiply
61,159,102.30x = 91,738,653.45 × 58,324,750.30 - Step 4: Simplify right side
61,159,102.30x = 5,350,634,055,329,483 - Step 5: Solve for x
x = 5,350,634,055,329,483/61,159,102.30 - Step 6: Final answer
x = 87,487,125.45
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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.